• GB437106A - Method and means for treating balls particularly golf balls during a predetermined time interval : en
  • DE620672C - Manufacture of moldings from caustic alkalis : de en
  • DE620781C - Formation of continuous stone iron ceilings in the area of negative moments : de en
  • US2018453A - Cooling of air by refrigeration : en
  • US2017943A - Method of making mica products : en
  • US2018047A - Adjustable wrench : en
  • FR789181A - Indwelling milking catheter for veterinary use : en fr
  • DE620624C - Circuit arrangement for offer line selector in independent telephone systems : de en
  • DE620735C - Fluid gear or fluid coupling with paddle wheels, especially for motor vehicles : de en
  • FR789273A - Hydroquinone manufacturing process : en fr
  • US2017995A - Use of sulphonated organic compounds : en
  • AT143109B - Sprinkler. : de en
  • FR789096A - Electrical control device by a measuring device and in particular by a weighing device of a calculating machine, printer or recording machine : en fr
  • FR789217A - Closing device for tubes : en fr
  • GB437145A - Improvements in the treatment of pile fabrics : en
  • DE620686C - Furniture lock that can be closed on the right and left : de en
  • FR789067A - Improvements to glassware processes and apparatus : en fr
  • US2018250A - Tube joint : en
  • FR788987A - Process for the manufacture of paper-metal or other similar materials : en fr
  • FI16803A - Magasin for automatic vapor : en fi
  • FR789036A - Improvements to prepaid devices dispensing or showing objects : en fr
  • DE620606C - Fuel injection pumps for radial engines : de en
  • US2017968A - Electrically operated system : en
  • DE620389C - Device for the synchronous regulation of the speed of several internal combustion engines, especially in locomotives : de en
  • FI16786A - A press as well as a method for the manufacture of spheroidal surface fancy articles, as well as an article made by this method : en fi
  • GB437045A - Improvements in miners' safety lamps : en
  • GB437012A - Improvements in and relating to the cylinders of internal-combustion engines : en
  • GB436929A - Improvements in and relating to electric circuit control apparatus : en
  • GB436993A - Improvements in or relating to materials for use as mortar, cement, a substitute for wood or the like : en
  • FR789321A - Optical scale at price : en fr
  • GB436909A - Improvements in and relating to electrical circuit testing apparatus, more especially for wireless circuits : en
  • US2018057A - Leer loader : en
  • US2018065A - Catalysts : en
  • US2018217A - Measuring device : en
  • DE620380C - Parachute : de en
  • DE620513C - Removable pouring mouthpiece for the pouring pot of line pouring machines : de en
  • DE620718C - Device for generating compressed propellant gases : de en
  • DE620782C - Transportable, electrically driven wood sanding machine with sanding pad : de en
  • GB437082A - Improvements in game apparatus : en
  • GB437086A - Improvements in or relating to the manufacture of hollow bodies and containers from artificial resins : en
  • US2018199A - Balanced pressure method for introducing acid reagents into oil wells : en
  • CA353622A - Heating unit : en fr
  • FR789271A - Internal combustion engine with piston spools rotating between concentric guide drums : en fr
  • FR788986A - Quick tensioner with opposite windings and automatic locking : en fr
  • GB436985A - Improvements in and relating to means and apparatus for testing yarns and fabrics for the "looseness" (or "fastness") of the dye therein : en
  • USRE19729E - Air conditioning system and method : en
  • US2018033A - Container closure : en
  • US2018649A - Vehicle squeak locator : en
  • FR789333A - Process for manufacturing vacuum chambers or vessels with sheet metal or foil walls and resulting product : en fr
  • GB437259A - An improved orthopaedic appliance : en
  • GB437591A - Arrangements in automatic telephone plants : en
  • DE620528C - Device for finding damaged spots in adjacent chimney pipes : de en
  • FR789168A - Improvements to devices intended to communicate or remove heat from a gas through an exchange surface : en fr
  • DE620261C - Electrical shutdown device for spinning machines : de en
  • DE620460C - Process for the production of water-insoluble azo dyes : de en
  • GB436973A - Improvements in or relating to heddles for looms : en
  • GB437136A - Improvements in projection screens : en
  • GB437242A - Improvements in and relating to the manufacture of paper pulp : en
  • DE620488C - Flap plate connection for the lateral connection of two or more endless strips of steel that are butt to one another with the longitudinal edges : de en
  • AT143242B - Pivotable support fork for telephone sets. : de en
  • GB437098A - Improvements in or relating to electric cables : en
  • FR789121A - New process for improving the efficiency and power factor of electrical transformers at low load : en fr
  • FR789309A - Improvements to the production of artificial cold : en fr
  • US2018283A - Method and means for well development : en
  • CA353683A - Elevator system : en fr
  • AT143279B - Process for atomizing varnishes, paints, polishes, insecticides and other related materials. : de en
  • GB437369A - Improvements in or connected with electric signs : en
  • FR788968A - Heavy oil carburetor for internal combustion engines : en fr
  • DE620751C - Softener for rubber conversion products : de en
  • GB437186A - Improvements relating to the manufacture of rustless or stainless iron : en
  • GB437223A - Improvements in and relating to apparatus for detecting faults in transformers : en
  • FI16798A - The use of electric drift by an operator : en fi
  • GB437199A - Improvements relating to the manufacture of composite metal strips : en
  • DE620540C - Vacuum spectral apparatus : de en
  • FR789154A - Regulator magnetic bridge for electrical transformers : en fr
  • FR789161A - Improvements in telegraph or similar systems and apparatus : en fr
  • AT143135B - Shaking device for vacuum cleaners. : de en
  • FR789164A - Carpet Cleaner Improvements : en fr
  • US2018124A - Tube scraper : en
  • FR789043A - Staggered switching device for switching on load the sockets of one or more windings of a transformer with several sockets : en fr
  • GB437150A - Improvements in variable electric condensers : en
  • DE620696C - Rail fastening on an iron base plate by means of clamping means under wedge effect : de en
  • GB437034A - Improvements in or relating to helicopter and other rotating wing aircraft : en
  • GB437067A - Gear for loading and unloading lorries with loads of timber in bulk, instead of piece by piece : en
  • US2017996A - Vehicle ventilator : en
  • US2018614A - Hat : en
  • FR789041A - Esters and ethers dyeing process : en fr
  • FR789132A - Method and device for tempering iron objects : en fr
  • GB437275A - Improvements in connection with filters : en
  • FR789163A - Heavy oil gasification apparatus : en fr
  • GB437156A - An automatic fire extinguisher : en
  • US2018421A - Antifriction bearing : en
  • FR789304A - Additives for use in the textile industry : en fr
  • DE620553C - Device for staggered overlapping of paper sheets for paper processing machines : de en
  • GB437152A - Improvements in or relating to projectiles : en
  • FR789194A - Rotary waving iron : en fr
  • FR789201A - Device for recording, reproducing and printing photographic sound tracks : en fr
  • DE620525C - Device for adjusting the lamps of stand lamps, bedside table lamps, desk lamps and similar lamps, which are suspended pivotably on a hollow arm : de en
  • AT143205B - Process for the manufacture of resistors with a negative temperature coefficient. : de en
  • FR789176A - Clip or pin to curl or wave hair : en fr
  • AT143283B - Electrode holder for electric furnaces for the electrolytic extraction of aluminum with self-burning electrodes. : de en
  • AT143276B - Sundial. : de en
  • FR788990A - Acoustic horn : en fr
  • FR789061A - Adjustable carburettor for liquid fuels of all kinds, especially for heavy oils : en fr
  • FR789190A - Improvements to the control mechanism for adjusting molds in type melting machines : en fr
  • FR789300A - Photographic product and process : en fr
  • USD97290S - Design for a piano case : en
  • US2018462A - Freezing apparatus : en
  • AT143121B - Method and device for the production of metal cloth fabrics. : de en
  • GB437153A - Improvements in or relating to machines for mixing concrete and other substances : en
  • US2018605A - Means for packing articles within packing boxes : en
  • US2018622A - Method of forming wings for fish lures : en
  • GB437267A - Improvements in or relating to power hammers : en
  • AT143230B - Rope. : de en
  • US2018098A - Lock : en
  • DE620524C - Device for determining the position of leaks in oil-filled cable systems : de en
  • DE620526C - Induction coil with variable volume, especially for coreless induction ovens : de en
  • US2018154A - Wrench : en
  • US2018243A - Timing relay : en
  • US2018581A - Road construction : en
  • US2018610A - Door for stock cars : en
  • US2018331A - Antenna coupling : en
  • GB437072A - A process for the manufacture of cyclic compounds : en
  • GB437151A - An improved preparation for exterminating grain weevils and other agricultural pests : en
  • US2018266A - Apparatus for condensing magnesium vapor : en
  • US2018418A - Candy cleaning mechanism : en
  • US2018470A - Incandescent lamp, filament therefor and process and apparatus for making the same : en
  • AT143198B - Casing made of sliding metal for reciprocating or rotating machine parts. : de en
  • DE620644C - Master roller for controlling starting contactors using light-sensitive cells : de en
  • US2018435A - Profiling machine : en
  • US2018441A - Thermohydrometer : en
  • DE620585C - Machine for rewinding wire or the like. : de en
  • GB436989A - Improvements in or relating to closure means for bottles and other containers : en
  • AU1993034A - Improved internal-combustion engine : en
  • CA353626A - Valve : en fr
  • US2018497A - Winding machine : en
  • AT143199B - Electrical switch with arc extinguishing by a self-generated compressed air or compressed gas flow. : de en
  • FR789110A - Inverted pop-up waste device for sanitary ware : en fr
  • DE620321C - Process and press for pressing out leached beet pulp and other air-retaining substances : de en
  • AU2156035A - Method of treating gold and like-bearing ores : en
  • US2018101A - Automatic clutch : en
  • DE620626C - Conveyor vessel for inclined conveyance : de en
  • DE620630C - Support device for turret tools : de en
  • DE620593C - Installation of electrical heating cables for elongated buildings : de en
  • FR789020A - Iron core for high frequency coils : en fr
  • GB437220A - Improvements in and relating to inductive regulators : en
  • DE620542C - Spring housing for economy clocks with winding lock : de en
  • US2017860A - Process and apparatus for producing light hydrocarbons : en
  • GB437371A - Improved means for regulating heat-exchange, for example, in cooling arrangements for electric discharge devices : en
  • GB437101A - Improvements in or relating to winding devices for strip-like rolled material : en
  • US2018244A - Paper product and method of making : en
  • US2018339A - Steam heating system for automobile bodies : en
  • USD97276S - Design fob a shoe or similar article : en
  • US2018190A - Demountable wheel : en
  • US2018196A - Production of photographic and cinematographic color positives : en
  • US2018201A - Wall or base tile : en
  • US2018629A - Box fastener : en
  • DE620576C - Transmission device for teleprinters : de en
  • DE620682C - Gear arrangement in machine tools with different motors : de en
  • US2018046A - Vibrator : en
  • US2018241A - Electric protective system : en
  • FR788995A - Press for compression of explosives and powders : en fr
  • FR789228A - Curler : en fr
  • FR789089A - Device for the rational application of makeup eyeshadows : en fr
  • USD97316S - Design fob a combined toast trim : en
  • US2018074A - Air cleaner : en
  • US2018268A - Means for indicating small phase differences of interconnected systems : en
  • US2018356A - Transmission of related radiant frequencies : en
  • US2018647A - Direct current generator : en
  • US2018459A - Surge current instrument : en
  • US2017886A - Duo-signaling system : en
  • AT143270B - Device for encryption and decryption. : de en
  • DE620390C - Electric two-car control : de en
  • DE620468C - Weighing device for multi-part filter apparatus, especially for coffee brewing apparatus : de en
  • FR789047A - Improvements to sound producing systems such as acoustic warning devices, in particular for motor vehicles : en fr
  • GB437027A - Pressure relief chambers, cavities and the like to be used in fire-arms : en
  • GB437083A - Composition for waterproofing, impregnating and surfacing jute and other fabrics : en
  • US2017939A - Vehicle actuated gate : en
  • US2018205A - Plunger : en
  • US2018186A - Blind stitch sewing machine for seaming hems : en
  • GB436876A - An improved material for electrical insulating purposes : en
  • FR789199A - Electric discharge tubes : en fr
  • GB436938A - Improvements in and relating to rectifiers and the like : en
  • US2018380A - Method of electric welding and annealing : en
  • US2018523A - Forming and milling tool for dies : en
  • FR789129A - Suspension for carriages for children and patients, for vehicle seats and other applications : en fr
  • FR789296A - Tamping machine : en fr
  • FR788980A - Device for skin sutures : en fr
  • FR789347A - Disposable sanitary napkin : en fr
  • FR789003A - Process for preparing dyes for vats : en fr
  • GB436898A - Improvements in or relating to hockey sticks : en
  • DE620550C - Zacking or cutting out machine for sewing machines : de en
  • DE620575C - Driver and guide rods between the underframe and car body of self-unloading wagons : de en
  • FR789091A - Fluid pump or motor : en fr
  • US2018529A - Reversible bed spring and mattress support : en
  • AT143158B - Equipment for apparatus and devices for moistening paper and fabric webs and other materials. : de en
  • CA353672A - Grease dispensing apparatus : en fr
  • DE620505C - Device for protecting the inner wall of the roofless gas container : de en
  • DE620714C - Rotary piston internal combustion engine : de en
  • GB437146A - Improved process for the manufacture of products of cement and concrete : en
  • DE620620C - Device for heat exchange between solid to liquid and gaseous substances : de en
  • FR789071A - Photo-mechanical process for obtaining a frame for printing on so-called Lyonnaise fabric : en fr
  • DE620532C - Reversible molding machine with lifting device without insert : de en
  • DE620590C - Device for generating and using high-frequency electrical currents : de en
  • GB437129A - Improvements in or relating to partition structures : en
  • FR789345A - Device to increase range and limit dispersion in hunting pellet shooting : en fr
  • AU2002534A - An improved method of producing accurately balanced sporting and working implements and tools : en
  • DE620548C - Zigzag stitching machine for sewing machines : de en
  • FR789191A - Method for reducing or preventing erosion of low pressure vanes of steam turbines : en fr
  • US2018049A - Distilling and condensing apparatus : en
  • US2018100A - Rotary engine : en
  • US2018407A - Shoe form : en
  • FR789032A - Advanced variable speed force transmission device : en fr
  • GB437079A - An improvement relating to supports for cycle saddles : en
  • US2018289A - Conveyer for cotton : en
  • US2018423A - Sheet-piling wall structure : en
  • US2018357A - Navigational guide system : en
  • FR789097A - Improvements to multiplex communications systems : en fr
  • US2018354A - Method of purifying and decolorizing cinchophen : en
  • DK50796C - Residential appliance with Heater. : da en
  • FI16802A - Procedure for protecting doors and locks against burglary : en fi
  • FR789175A - Electric discharge tube for surge protection : en fr
  • GB436903A - Improvements in or relating to the centrifugal separation of mixtures : en
  • US2018109A - Aeroplane construction : en
  • US2018222A - Mold for casting hollow articles : en
  • DE620450C - Card index in which the cards are staggered laterally with their attachments in grooves running parallel to their longitudinal edge : de en
  • DE620496C - Circuit arrangement to reduce the susceptibility to interference in telegraph systems with lines that are de-energized when inactive : de en
  • DE620685C - Windshield wipers, in particular for motor vehicles : de en
  • US2018562A - Car door construction : en
  • USD97254S - Design fob a settee frame ok : en
  • US2018355A - Composition of matter for the manufacture of artificial stone : en
  • US2018544A - Pivoted letter box door : en
  • USRE19740E - Free reeling fishing reel : en
  • AT143221B - Compression bandage. : de en
  • CA353647A - Calorized steel article : en fr
  • DK50810C - Tie tie with at the bottom Condition freely hanging ends. : da en
  • DE620396C - Device for pressing out metal in the form of pipes, cable sheaths and the like. like : de en
  • FR789237A - Traction sprayer improvements : en fr
  • GB437060A - Method of casting the metal parts of massage apparatus operated by water under pressure : en
  • USD97286S - Testing unit : en
  • DE620462C - Process for the preparation of dyes of the triarylmethane series : de en
  • GB436884A - Improved method of maintaining creases in wearing apparel : en
  • AU1927734A - Construction and design of heater for raising the temperature of water or any other fluid : en
  • USD97252S - Design for a settee frame or : en
  • CA353644A - Discharge lamp : en fr
  • US2018545A - Coupling system : en
  • US2017937A - Suction cleaner : en
  • US2018039A - Method and apparatus for air separation of diatomaceous earth milling : en
  • US2018479A - Electromagnetic horn : en
  • US2018484A - Plug fuse and adapter : en
  • AU2156735A - An improved liquid measuring device : en
  • CA353630A - Hair-waving device : en fr
  • US2017848A - Lubrication installation and the elements thereof : en
  • USD97291S - Design fob a piano case : en
  • AU1768334A - Method of separating materials, segregating materials, and contacting materials : en
  • US2018156A - Ash mixing and moistening device : en
  • US2018408A - Adjustable shoe form : en
  • DE620720C - Electrically powered drill : de en
  • DE620737C - Device for stabilizing watercraft with the help of reaction forces : de en
  • US2018410A - Dentifrice preparation : en
  • US2017925A - Buff wheel and method of forming the same : en
  • US2018602A - A bottner : en
  • AT143143B - Motor vehicle transmission with continuously variable transmission. : de en
  • AT143266B - Elliptical compass. : de en
  • US2017978A - Safety valve for pneumatic tires : en
  • FR789019A - Handle for paper bags : en fr
  • FR789093A - Improvements to magnetos : en fr
  • GB437229A - Apparatus for the production of periodic electric current impulses : en
  • US2017853A - Method of patterning artificial leather or oil cloth and similar band-forming fibrous material : en
  • US2018561A - Gas mixer : en
  • CA353710A - Textile material : en fr
  • AU1975734A - Improvements in or relating to methods of manufacturing bulbs of yellow glass for electric lamps : en
  • CA353693A - Chromiferous dyestuff : en fr
  • DE620381C - Device for spreading an anti-skid agent in front of the wheels of a motor vehicle : de en
  • DE620558C - Apparatus for pumping the cooling water for milk coolers that works according to the vacuum process : de en
  • US2018262A - Audiphone for deaf mutes : en
  • US2018370A - High frequency circuit arrangement : en
  • US2018576A - Sheet metal press : en
  • DE620486C - Roughening of metallic surfaces, especially household appliances : de en
  • FR789086A - Method for sweeping high pressure boilers : en fr
  • GB437046A - Improvements relating to furnace tuyeres : en
  • GB437155A - Improvements relating to fluid pressure braking apparatus for rail and other vehicles : en
  • US2018182A - Drum head : en
  • US2018373A - Band, stamp, or label magazine and handling mechanism : en
  • DE620519C - Two-axle motor bogie for rail vehicles : de en
  • DE620669C - Pneumatic tires with safety device : de en
  • DE620461C - Process for the production of azo dyes : de en
  • FR789288A - Improvements to mounting devices for still cameras : en fr
  • US2018618A - Machine for treating material : en
  • US2018071A - Short wave tube : en
  • US2018377A - Method and apparatus fob dehy : en
  • FR789157A - Method and device for treating milk : en fr
  • US2017931A - Corn cutter : en
  • DE620430C - Furniture for retractable sewing machines : de en
  • DE620552C - Sewing machine furniture with locking hood : de en
  • DE620584C - Process for the production of metal pipes u. like : de en
  • DE620622C - Downpipe closure : de en
  • GB436990A - Improvements in piston and like packing rings : en
  • GB437185A - Improvements relating to the supply of fuel to oil burners : en
  • FR789073A - Magnetic fixing by electromagnet on the clutches : en fr
  • GB437068A - Improvements in projection printing apparatus for kinematograph films : en
  • FR789258A - Tool to conform by pressing the bottoms of metal cans and other applications : en fr
  • GB437044A - Improvements in fishing-reels : en
  • GB437173A - Improvements in coupling devices for railroad vehicles : en
  • FR789095A - Process for obtaining waterproof leathers : en fr
  • FR789001A - Lighting installation : en fr
  • FR789302A - Process for manufacturing fibrous products and resulting products : en fr
  • GB437159A - Improvements in line indicating devices for typewriters : en
  • GB437209A - Improvements in or relating to containers or tubes : en
  • FR789323A - Improvements to lime aluminate treatment processes : en fr
  • US2017932A - Inking mechanism : en
  • DE620677C - Cashier for coin operated telephones : de en
  • GB437084A - Improvements in and relating to mowing machine cutters : en
  • DE620418C - Air cushions, pillows, mattresses, etc. Like. With several inflatable chambers for themselves : de en
  • AU2186635A - Improved strip plough : en
  • US2018110A - Liquid conduction siphon : en
  • US2018396A - Automatic carton setting-up machine : en
  • CA353696A - Attaching machine : en fr
  • DE620416C - Display device on a vacuum cleaner : de en
  • FR789305A - Advanced sailing boat : en fr
  • US2018387A - Plaiting machine : en
  • US2018358A - Filter : en
  • US2018382A - Art of ply paper or board manufacture : en
  • US2018528A - Price tag molding : en
  • AU1716734A - Inductive tuning systems : en
  • US2018239A - Device for facilitating darning : en
  • US2018376A - Tool handle : en
  • FR789015A - Device for making joints in paving, coverings, or the like : en fr
  • FR789172A - Process for the manufacture of elastic articles of polyvinyl alcohol : en fr
  • AT143204B - Telecommunication cable and telecommunication cable system for the transmission of low frequency and high frequency currents. : de en
  • FR789294A - Improved process for the impregnation of fibrous materials with cellulose acetate compositions : en fr
  • AT143136B - Pressurized lighter. : de en
  • FR789276A - Screed intended to seal the tanks : en fr
  • GB436868A - Improvements in or relating to the manufacture of acetic anhydride : en
  • GB436991A - Improved method of and apparatus for forming seams : en
  • US2018030A - Glassware forming machine : en
  • US2018073A - Electrode or contact mechanism : en
  • GB437003A - Improvements in or relating to valves for internal combustion engines : en
  • FR789035A - Improvements to ties or tapes for parcels and their attachment method : en fr
  • FR789044A - Windshield : en fr
  • US2018208A - Sign : en
  • AT143203B - Electrode structure for cathode ray tubes. : de en
  • AU2007034A - Improvements relating tothe propulsion of boats : en
  • US2017837A - Attachment for gas tanks : en
  • US2017981A - Carding machine cleaner : en
  • US2017920A - Printing machine : en
  • US2018045A - Wool spinning mule bunch builder : en
  • AT143229B - Circuit arrangement for telegraph systems with multi-stage voter operation. : de en
  • AT143140B - Transmission with automatically variable speed ratio and automatic clutch control, in particular for motor vehicles. : de en
  • AT143130B - Flexible device for examining body cavities, body tubes and the like like : de en
  • US2018465A - Voice operated switching circuit : en
  • US2018051A - Shock absorber : en
  • US2018367A - Permanent waving device : en
  • CA353643A - Water heater : en fr
  • US2017929A - Hair drier : en
  • US2018428A - Journal box cover : en
  • DE620404C - High pressure hot steam system : de en
  • FR789010A - Needle bed for knitting machines with interchangeable guide for needles or hooks : en fr
  • CA353665A - Abrasive fabric : en fr
  • US2017843A - Reproducing machine : en
  • AT143190B - Pot valve. : de en
  • US2017850A - Manufacture of aluminum bronze powder : en
  • US2017969A - Knitting machine : en
  • FR789025A - Soap protector : en fr
  • GB436975A - Improvements in rotary filters : en
  • US2017900A - Combination magnetic compass and level indicator : en
  • US2018197A - Steering mechanism : en
  • US2018390A - Animal symbol : en
  • USD97273S - Design for a curtain fabric : en
  • AT143213B - Circuit arrangement for electrical time base circuits or wave generation systems. : de en
  • DE620357C - Scales with a printing device : de en
  • FR788999A - Bait for fishing : en fr
  • FR789299A - Process and solvent for the separation of products of the distillation of naphtha and products concentrated in paraffinic, naphthenic and aromatic fractions with simultaneous refining of the paraffinic and naphthenic fractions : en fr
  • US2018022A - Method of making sheet metal caps : en
  • US2018549A - Mounting for telescopic gun sights : en
  • US2018620A - Positive column lamp : en
  • AT143182B - Two-stroke internal combustion engine with slot control and reverse flushing. : de en
  • US2018531A - Stand for bicycles : en
  • USD97300S - Design for a stand for a hammock : en
  • DK50789C - Gas tap for kettles. : da en
  • FI16766A - Car-mounted side snow plow : en fi
  • FR789139A - Traffic signal control system : en fr
  • FR789052A - Pliers for tensioning cables : en fr
  • US2018450A - Switch joint protector and rerailer : en
  • AT143192B - Injection pump with regulator and pre-feed pump. : de en
  • GB437248A - Improvements in or relating to the treatment of substantially unworn rails : en
  • GB437254A - Improvements in and relating to electric resistance heaters : en
  • CA353657A - Firearm : en fr
  • GB436971A - Improvements in and relating to electric control systems : en
  • GB437163A - Improvements relating to pocket cases : en
  • AU2030734A - Improvements in or relating to stadiums and stands forthe accommodation ofthe public : en
  • US2017903A - Artificial fishing bait : en
  • US2017971A - Hay press feeder : en
  • DE620716C - Protective device against carburetor or fuel container fire : de en
  • DE620745C - Gas burner nozzle : de en
  • US2018361A - Fluid meter : en
  • US2018534A - Fill pipe cap : en
  • AT143141B - Vehicle for rail and road. : de en
  • AU1963934A - Improvements in shark proof fences for ocean beaches : en
  • US2018400A - Device for straightening plates, wires, and the like : en
  • AT143108B - A connection device for the oilers of pressure lubrication systems consisting of a hollow connection body and a slide part screwed to it. : de en
  • FR788961A - Improvements made to metal bed frames : en fr
  • FR789000A - Electric discharge tube : en fr
  • AT143291B - Process for the manufacture of low-oxygen steel. : de en
  • US2018125A - Beverage mixer : en
  • US2018414A - Core barrel retriever : en
  • US2018451A - Brake tester : en
  • AU1972734A - Apparatus for transporting and emplacing stone and other structural material in the building of breakwaters and moles : en
  • US2018556A - Electric fuse : en
  • CA353667A - Sleeping garment : en fr
  • DE620668C - Track made of sheet steel rings : de en
  • AT143195B - Capillary tube, in particular as a throttle device for refrigerating machines. : de en
  • AT143264B - Drum meters for gas stations. : de en
  • AT143173B - Device on injection nozzles, in particular for high-speed internal combustion engines. : de en
  • CA353691A - Calcium sulphate pigment : en fr
  • AT143288B - Process for the production of low-oxygen ferro-alloys. : de en
  • FI16806A - Tändanordning med stor känslighet, avsedd för artilleri- och flygprojektiler och andra liknande ändamål : en fi
  • AT143161B - Nonwoven fabric made from textile fibers and a binding agent, as well as method and device for the production thereof. : de en
  • US2018063A - Calendar rack : en
  • US2018491A - Sound signal : en
  • AU1986734A - An improved safety device for electrical appliances : en
  • DE620125C - Machine for the production of spur gears with axially extending straight or helical teeth by means of a gear-like pinion gear with axially parallel teeth : de en
  • FR789062A - structural element for explosion chambers, enclosing the nozzles, the nozzle antechamber and the cooling space : en fr
  • DE620725C - Sewing machine : de en
  • GB437203A - Improvements in or relating to the stiffening of boot or shoe parts : en
  • US2018585A - Electrostatic flying toy : en
  • AT143257B - Curtain tensioner. : de en
  • AU2234935A - Improvements in or relating to toys and game apparatus : en
  • DE620464C - Cell compressor with separating slides guided in sliding slots of a rotating drum : de en
  • US2017944A - Garment support : en
  • US2018136A - Electric switch : en
  • USRE19737E - Cedae chest : en
  • US2018535A - Heater : en
  • US2018642A - Rotary printing machine : en
  • US2018296A - Pencil attachment : en
  • US2018058A - Typewriter : en
  • US2018080A - Method of and device for differentiating between geologic strata traversed by bore holes : en
  • FI16790A - Fruit picker : en fi
  • FR789045A - Improvements to sewing machine shuttle carriers : en fr
  • AT143138B - Gear transmission with splash lubrication. : de en
  • DE620398C - Device for compressing the coal within the furnace chambers of coking ovens : de en
  • US2018024A - Heating and displaying cabinet : en
  • US2018495A - Automatic switching system : en
  • AT143300B - Flotation process. : de en
  • USD97281S - Design for a baby bath lavatoby : en
  • AU2202135A - Improvements in furnace arches : en
  • CA353659A - Electric control system : en fr
  • DE620648C - Process for the production of unsulfonated azo dyes : de en
  • US2018466A - Sound reproducing system : en
  • US2017844A - Table : en
  • US2018273A - Short wave reflector : en
  • US2018539A - Adjustable terminal : en
  • FR789113A - Ventilation of waterproof electrical machines : en fr
  • DE610632C - Process for removing arsenic from ores and hut products : de en
  • GB437593A - Improvements in time keeping mechanism, more especially for clocks : en
  • DE620549C - Cutting device on circular linking machines : de en
  • DE620731C - Gear change transmission, especially for tractors : de en
  • CA353654A - Marine propeller : en fr
  • DE620395C - Knitting device with two pieces of dough that work between counter-bearing surfaces, pans or other support or contact bodies : de en
  • US2018449A - Manufacture of monocalcium phosphate : en
  • US2018108A - Electrical apparatus : en
  • US2018317A - Power operated typewriter : en
  • US2017912A - Fastening device : en
  • US2017966A - Fluid pressure switch : en
  • AT143118B - Device for the automatic regulation of the room temperature in railroad cars. : de en
  • US2018066A - Treatment of hydrocarbon oils : en
  • US2018547A - Justifying apparatus for printing devices : en
  • US2018636A - Hopper construction : en
  • USD97308S - Design fob a bowl : en
  • US2018284A - Method and means for well development : en
  • AU2079935A - Improvements to vapour bath cabinets : en
  • FR789008A - Method for determining the position of a station using a rotating wireless beacon : en fr
  • US2018076A - Method of forming pressed sheet metal spoked wheels : en
  • US2018184A - Tractor : en
  • AT143240B - Magnetizing head for sound recording and playback. : de en
  • GB437002A - Improvements in electrically operated temperature regulating mechanisms : en
  • AT143228B - Device for recording symbols. : de en
  • GB437211A - Improvements in or relating to the sampling of liquors containing suspended solids : en
  • US2018333A - Automatic pintle closing device for loose leaf binders : en
  • DE620533C - Foldable bed in the form of a cupboard : de en
  • US2018175A - X-ray plate and film marker : en
  • US2018593A - Machine for testing metals and other solid materials : en
  • US2018288A - Pump valve : en
  • FR789330A - Method and apparatus for the separation of materials having different physical properties : en fr
  • FR789108A - Improvements to liquid fuel burners : en fr
  • AU1971034A - Improvements in lubricating inter-layers for insertion between bodies which otherwise wouldbe in frictional contact with eachother anda process forthe manufacture thereof : en
  • FR788976A - Laminated iron core, especially for high time constant reactor coils : en fr
  • AT143267B - Optical pyrometer with a temperature display device operated depending on the gray scale setting. : de en
  • FR789312A - Footwear manufacturing process and products resulting from its application : en fr
  • AT143131B - Device for electrical gas cleaning. : de en
  • US2017904A - Manufacture of vermiculite bonded material : en
  • US2017906A - Transmission : en
  • US2018082A - Apparatus for blending materials : en
  • GB437100A - An improved machine for stripping the leaves and other fibrous parts of plants : en
  • GB437596A - Improvements in wire stapling devices : en
  • GB436974A - Apparatus for playing an amusement game : en
  • CA353689A - Calcium base zinc sulphide pigment : en fr
  • AT143124B - Throwing disc. : de en
  • DK50791C - Device for Servo Brakes for Vehicles. : da en
  • FR789291A - Device for the production of a propellant : en fr
  • CA353688A - Alkylated phenolic body production : en fr
  • GB437184A - Improvements in internally heated steam generators or water heaters : en
  • CA353682A - Reaction product : en fr
  • FR789007A - Method and apparatus for filtering light to separate higher calorific components therefrom : en fr
  • GB437366A - Improvements in electrical direct current systems : en
  • DE620443C - Arrangement for supplying glow electrodes of AC-fed discharge tubes : de en
  • DE620565C - Lock nut, which is moved by means of a key : de en
  • DE620454C - Arrangement for remote image transmission using a cathode ray tube : de en
  • CA353701A - Resetting circuit for gas filled tubes : en fr
  • DE620561C - Aircraft with a propeller shaft offset from the crankshaft of the engine and a firearm : de en
  • US2017974A - Method of and apparatus for pumping concrete : en
  • US2018090A - Vehicle : en
  • GB436873A - Improvements in or relating to the testing of protective coatings : en
  • GB436922A - Improvements in or relating to modulated carrier wave circuit arrangements : en
  • FR789236A - Swivel arm for elevator or conveyor feed : en fr
  • US2018507A - Dry cleaning composition and process : en
  • GB437257A - Improvements in and relating to collars for personal wear : en
  • GB437088A - Improvements relating to ironing machines : en
  • DE620717C - Glow wire candle : de en
  • FR788967A - Seat for internal female hydrotherapy : en fr
  • FR789278A - Stockings and hosiery : en fr
  • GB436900A - Improvements in and connected with sheet metal tins and lids therefor : en
  • GB436943A - Improvements in light-reflecting units for signs and the like : en
  • GB437066A - Improvements in and relating to a device for focussing a photographic or cinematographic objective : en
  • GB436881A - Improved pipe jointing process : en
  • GB437516A - Manufacture and application of new soluble azo dyestuffs : en
  • AT143181B - Sleeve spring. : de en
  • DE620510C - Process for the preparation of secondary or tertiary amines : de en
  • GB436972A - Improvements in and relating to fish frying and like cooking pans : en
  • GB437010A - Improvements in sectional domestic boilers : en
  • GB437361A - Improvements in the treatment of textile materials : en
  • FR789200A - Bicycle lantern with support allowing it to be attached to the bicycle : en fr
  • GB437236A - A method of producing sulphur through reduction of gases containing sulphur dioxide : en
  • US2017855A - Photographic apparatus : en
  • FR789118A - Enhancements to grouped tachometers for simultaneous monitoring of several machines : en fr
  • FR789340A - Movable iron core coil : en fr
  • GB436979A - Improvements relating to junction cleats for connecting straight and camber girders to girder legs, without bolts : en
  • DE620444C - Piston steam engine with one or more downstream steam turbines for ship propulsion : de en
  • DE620604C - Self-seller for electricity, gas or the like. : de en
  • US2017946A - Refrigeration : en
  • US2018084A - Silencer : en
  • US2018233A - Auxiliary metatarsal cushion for shoes : en
  • FR789122A - Controlled suction flap device for harvest pump : en fr
  • FR789245A - Closure for bracelets, wristwatches, laces, etc., with device for attaching the tape to the watch, belt, etc. : en fr
  • USD97287S - Design for an eyeshield : en
  • AU2124935A - Apparatus for moulding pipes, pillars and other cylindrical forms in plastic materials : en
  • CA353655A - Statistical card analysing mechanism : en fr
  • DE620614C - Spoked wheel with tensioning device : de en
  • US2018163A - Heat exchange apparatus : en
  • FR789138A - Screw clamp : en fr
  • AT143120B - Combined teleprinter and telephone exchange system. : de en
  • US2018068A - Connecter or fastening device for chain bracelets : en
  • US2018007A - Sidetracking tool : en
  • US2018316A - Drum or container or storage tank for oil or other liquids : en
  • US2018291A - Golf machine : en
  • US2018018A - Regulator : en
  • US2017980A - Crystallization of manganese nitrate hydrate : en
  • FI16796A - Method for preventing the development of bacteria, molds and yeasts in fresh feedingstuffs and nutrients : en fi
  • GB437111A - Improvements relating to the milling of grain : en
  • US2018155A - Light reflector : en
  • US2018131A - Multi-stage type air cleaner : en
  • AT143168B - Carrying frame, especially for letter post. : de en
  • DE620763C - Process for the manufacture of one-piece wagon wheels : de en
  • US2018559A - Tennis ball : en
  • US2018578A - Card holder : en
  • US2018606A - Carrying and supporting apparatus : en
  • US2017901A - Electrooptical system : en
  • US2018237A - Box forming system : en
  • FR789169A - Sliding surface for the feeding device of briquette roll presses : en fr
  • AT143129B - Electrolytic cell and process for its manufacture. : de en
  • FR789028A - Veneer sheet : en fr
  • GB437006A - Improvements in connection with window sashes and a method of removing same from thewindow frame for window cleaning purposes : en
  • GB437162A - Electro-magnetic band brake or clutch : en
  • GB437178A - An improved pipe box for tubs and/or sinks : en
  • DE620494C - A steam system consisting of a steam generator system, an engine system and a heat recovery system : de en
  • DE620385C - Method and device for the determination of parallactic corrections for shot data : de en
  • DE620452C - Roller table for loading and emptying glow ovens : de en
  • FR789018A - Tipping skip : en fr
  • GB437130A - Anatomic splint : en
  • GB437132A - Improvements relating to the control of motor vehicles : en
  • DE620779C - Sand blow molding machine : de en
  • FR789014A - Apparatus for making copies of phonograms : en fr
  • FR789076A - Process for obtaining electrolytic zinc coatings and corresponding electrolytic baths : en fr
  • GB437050A - Improvements in and relating to haulages, winches and the like : en
  • FR789246A - Method and apparatus for isolating a specific area against dowsing emanations : en fr
  • DE620568C - Sports boots : de en
  • DE620414C - Device for body treatment, consisting of a lead screen with a recess to accommodate a filling made of radioactive substances : de en
  • DE620637C - Superheater element for smoke tube boiler : de en
  • AT143290B - Glass cover for alkali metal vapor lamps. : de en
  • USD97303S - Design fob a cigarette box ob like : en
  • FR788981A - Process for obtaining mixed fertilizers, easy to spread, based on superphosphates : en fr
  • FR789075A - Improvements to parasols : en fr
  • FR788982A - Control device for fluid actuated devices : en fr
  • GB437108A - Improvements in means for inflating pneumatic tyres : en
  • GB436968A - Improvements in or relating to mechanically operated time switches, particularly forswitching electric circuits in and out : en
  • GB436917A - Improvements relating to dynamo electric direct current machines of the commutator type : en
  • FI16804A - Reduced-caliber projectile for shooting armor plates and similar protective covers : en fi
  • US2018252A - Refrigerator tray : en
  • FR789221A - New game : en fr
  • GB436919A - Improvements in or relating to electromagnetically-operated electrical contactors : en
  • GB437261A - Improvements in mop heads for vacuum cleaner nozzles : en
  • FR789155A - Improvements to lead-acid accumulators : en fr
  • FR789183A - Solid fuel burner : en fr
  • FR789314A - Process for preserving furskins, clothing and other textile materials : en fr
  • DE620426C - Two-stroke internal combustion engine with a flushing and charging pump surrounding the lower part of the working cylinder in a ring shape : de en
  • US2018336A - Electric power transmission apparatus : en
  • DE620120C - Slide control for internal combustion engines : de en
  • DE620742C - Ring for cigars : de en
  • FI16799A - The mask for the material is made of material : en fi
  • FR789269A - Improvements to hydraulic shock absorbers : en fr
  • US2017894A - Frequency stabilization of a generator of alternating current : en
  • US2018464A - Voice operated transmission circuit : en
  • AT143159B - Dutch. : de en
  • AT143232B - Headlight washer. : de en
  • US2017838A - Bag : en
  • DE620621C - Driver chain for conveyors : de en
  • FR788954A - Manufacturing process of rubber threads or elastic threads and resulting products : en fr
  • CA353704A - Wool processing : en fr
  • AT143112B - Drip catcher. : de en
  • AU1971834A - Improvements in or relating to apparatus for heating and or circulating air : en
  • CA353698A - Telephone system : en fr
  • FR788964A - Beehive with separate brood and honey compartments : en fr
  • CA353697A - Call charging telephone system : en fr
  • FR788998A - Amplifier device, particularly applicable for remote measurements : en fr
  • US2018143A - Method of making aluminum-barium alloys : en
  • US2017878A - Automatic deceleration control device : en
  • US2018219A - Coil spring tester : en
  • US2018221A - Bearing : en
  • US2018234A - Azo dye and method for its preparation : en
  • US2018648A - Apparatus for cleaning with solvents : en
  • DE620649C - Oil burner with atomizer nozzle fed from an evaporator that surrounds the burner flame tube : de en
  • DE620652C - Electro-optical device for checking the rate of clocks and similar escapement-controlled movements : de en
  • FR789098A - Automatic repeating sound and speaking machine : en fr
  • FR789263A - Ignition regulator : en fr
  • FR789286A - Improvements to cameras : en fr
  • GB437195A - Improvements in and relating to yarn winding machines : en
  • GB437278A - Improvements in treatment of combustion and distillation gases : en
  • AU2002734A - Reaction product of butadiene derivatives with hydrogen halides and method of producing thesame : en
  • DE614425C - Iris diaphragm : de en
  • CA353670A - Helve hammer : en fr
  • AT143268B - Device for displaying the bolt position on the key. : de en
  • US2018571A - Burial vault : en
  • USD97263S - Design fob a program reminder : en
  • US2018621A - Method of forming containers : en
  • US2017868A - Life belt : en
  • US2018554A - Bibb seating tool : en
  • USD97278S - Design fob a shoe ob similar article : en
  • USD97289S - Design for mirror attachment for : en
  • CA353650A - Breather valve for air compressors : en fr
  • DE620799C - Drilling and milling machine with circular saw : de en
  • US2018598A - Mounting of twin tired wheels : en
  • US2017949A - Loom stoppage recorder : en
  • FR789026A - Improvements to tools such as mechanical shears : en fr
  • AT143102B - Device for grooving worn pneumatic tires on vehicles. : de en
  • US2018493A - Air cleaner : en
  • CA353623A - Mine prop : en fr
  • DE620424C - Binocular image viewer : de en
  • DE620466C - Schlickpraeparat : de en
  • FR789119A - Improvements to devices for the distribution of liquid hydrocarbons : en fr
  • FR789210A - Device for dispensing objects of value, in exchange for which delivery of goods or bonuses can be obtained : en fr
  • DE620538C - Modification of a wide angle lens : de en
  • GB437262A - Improvements in or relating to bottle stoppers : en
  • AT143134B - Drum liquid meter. : de en
  • CA353660A - Ophthalmic mounting : en fr
  • FR789317A - Aircraft landing gear : en fr
  • US2018381A - Jockey wagon : en
  • AT143153B - Method and device for the production of a draftable strip from synthetic staple fibers. : de en
  • CA353637A - Tire for rail vehicles : en fr
  • US2018570A - Method and means for treating motor fuels : en
  • CA353638A - Retractable airplane wing : en fr
  • DE620420C - Measuring device for large display : de en
  • DE620587C - Process for producing an effective mass for electrical lead collectors : de en
  • AT143147B - Weft knitwear. : de en
  • US2017884A - Lubricating device for shafts and car wheel journal axles : en
  • FR789133A - Improvements to thermo-ionic amplifiers : en fr
  • CA353690A - Calcium base lithopone : en fr
  • US2017945A - Yielding reed : en
  • US2018293A - Electrical heating system : en
  • US2017914A - Carburetor by-pass valve and control means therefor : en
  • US2018640A - Upholstery installation : en
  • AT143107B - Electric light bulb. : de en
  • US2018225A - Network system for distribution : en
  • US2018359A - Depilatory agent : en
  • AT143293B - Process for dephosphorization of steels. : de en
  • FR789287A - Improvements to cameras : en fr
  • US2018117A - Soldering means : en
  • US2018419A - Apparatus for cooking : en
  • US2018431A - Electric flow meter : en
  • AT143238B - Regulating resistor or potentiometer. : de en
  • US2018499A - Fire indicating system : en
  • US2018114A - Channel-type weather strip : en
  • GB437219A - Improvements in or relating to steam generating and superheating installations : en
  • CA353651A - Overalls : en fr
  • DE620477C - Device for sieving solid components out of liquids using a rotating sieve drum : de en
  • FI16797A - The provisions relating to the use of cellulosic material in the form of alkali cellulose : en fi
  • FR789267A - Improvements to amplifier lamps : en fr
  • US2018506A - Hydraulic jack : en
  • AT143177B - Cooling device. : de en
  • DE620678C - Electrical resistor arrangement made up of resistors connected in parallel with a high negative temperature coefficient : de en
  • FR789101A - Process for loading and unloading aircraft : en fr
  • AT143166B - Tent. : de en
  • DE620368C - Built-in plain bearings : de en
  • DE620774C - Firebox ceiling made of reinforced concrete with suspended refractory shaped bricks : de en
  • DE620776C - Water jet blower for generating compressed air : de en
  • US2017909A - Direction finder : en
  • US2018218A - Regulating system : en
  • FR789219A - Countercurrent condenser for gaseous fluids : en fr
  • FR789145A - Economical device for forming advertising texts and designs, whether or not illuminated : en fr
  • FR789215A - Forklift : en fr
  • GB437169A - An improved light-metal alloy : en
  • FR789202A - Rotary combustion engine : en fr
  • US2018087A - Means of transportation : en
  • DE620573C - Device for pumping viscous liquids : de en
  • GB436966A - Improvements in tools for finishing the top pieces of covered heels of boots and shoes : en
  • FR789103A - Water filtration plant : en fr
  • GB437172A - Improvements relating to trimming mechanisms for grinding wheels : en
  • FR789295A - Product to repel insects such as mosquitoes and prevent their bite : en fr
  • USD97270S - Design for a bathing suit : en
  • FR789053A - Articulated backrest for all kinds of seats : en fr
  • GB436872A - Improvements in or relating to wheeled apparatus for spraying liquids : en
  • US2018644A - Plastic rubber product : en
  • US2018169A - Mechanism for automatically flushing water tanks : en
  • GB437212A - A process for the preparation of zincographic plates for printing : en
  • US2018006A - Metal closure : en
  • FR788994A - Wheel lift for automobiles : en fr
  • FR789104A - Water clarification process and installation for the implementation of this process : en fr
  • FR789170A - Electric game, representing an autodrome : en fr
  • US2018379A - Apparatus for electric welding : en
  • DE620451C - Standing firebox with cross boiler tubes and a smoke outlet in the middle : de en
  • FR789310A - High speed protection system of electrical circuits : en fr
  • US2018254A - Illuminating device : en
  • FR789184A - Improvement in vibrating screens : en fr
  • FI16767A - Förfaringssätt för framställning av beläggningsmassa för tennis- m.fl. spelplaner, enligt förfarandet framställd massa, jämte sätt att med denna massa belägga tennis- m.fl. spelplaner : en fi
  • FR788973A - Premium vulcanizable rubbers : en fr
  • GB436928A - Improvements in shotgun cartridge cases : en
  • GB436882A - Range-finder : en
  • GB437198A - Improvements in and relating to the legs of seats and like articles of furniture : en
  • GB437494A - Improved process for the carburisation of iron and steel articles in fused salt baths : en
  • DE620273C - Form turning device for machining the suction surfaces of propeller blades : de en
  • GB437171A - Improvements in or relating to the extraction of toxins from roots for the manufacture of insecticides : en
  • US2018260A - Highway traffic directing device : en
  • US2018025A - Method of centrifugally casting pipe : en
  • US2018330A - Electric lamp : en
  • DE620570C - Feed for briquette extrusion : de en
  • US2018442A - Glove : en
  • FR789322A - Current distribution cylinder for ignition in internal combustion engines : en fr
  • GB437200A - Improvements in machines for marking lines upon roads and other surfaces : en
  • US2018286A - Lubricator : en
  • USD97285S - Design for a stand for sewing : en
  • AU1969034A - Improvements in or relating to modulating carrier wave transmitters : en
  • AT143236B - Electric power generation system with power regulator. : de en
  • US2018162A - Egg separator : en
  • USD97249S - Design for a settee frame or : en
  • DE620514C - Casting mold for die setting and line casting machines for casting U-shaped lines : de en
  • US2018503A - Adjustable garment edge cutter and grader : en
  • US2018543A - Beer tapping mechanism : en
  • US2018363A - Attachment for machine tools : en
  • FR788985A - Process for the saponification of articles made of cellulose esters : en fr
  • GB437279A - Improvements in valveless plunger pumps for conveying liquids : en
  • FR789331A - Process for animalizing plant fibers or artificial cellulose fibers : en fr
  • FR789037A - Tool for driving corrugated staples for assembling boards : en fr
  • GB437368A - Improvements in or relating to the production of vinyl derivatives : en
  • US2017839A - Measuring stopper for bottles : en
  • US2018603A - Combination knife and axe : en
  • FR789074A - Process for manufacturing bottles for hot water accumulators and other similar bottles : en fr
  • US2017962A - Display receptacle : en
  • US2018575A - Onion set harvester : en
  • GB437135A - Improvements relating to anglers' lures : en
  • FR789226A - Addressing machine : en fr
  • AU1966534A - Improvements in or relating to electrical high frequency cables for use for conveying energy : en
  • DE620407C - Box-shaped carbon copy device : de en
  • DE620489C - Processing of dust-shaped raw material, especially dust coal, on setting devices : de en
  • FR789238A - Method and apparatus for irradiating liquids, especially milk : en fr
  • FR789281A - Brake control mechanism for motor vehicles : en fr
  • DE620432C - Machine tool, in particular grinding or milling machine, for producing replicas : de en
  • DE620491C - Delay wall for the mountain offset : de en
  • US2018209A - Spring coiling machine : en
  • US2018378A - Combination hand and machine gas cutting apparatus : en
  • US2018609A - Sand distributing device : en
  • US2018482A - Typewriter : en
  • US2018315A - Sound reproduction : en
  • US2017873A - Plow : en
  • US2017930A - Purification of zinc salt solutions : en
  • FR789021A - Roller blind with horizontal tubular bars : en fr
  • GB437131A - Improvements in and relating to dynamo-electric machines : en
  • CA353676A - Method of applying metal-forming lubricants : en fr
  • USD97295S - Design for a saddle seat : en
  • US2018352A - Operating device for perforating blades used in the forms of printing machines : en
  • US2018513A - Die press : en
  • GB436932A - Improvements in rayon spinning and finishing plants : en
  • GB437057A - Improvements in or relating to the construction of sprocket wheels : en
  • AT143249B - Device for keeping temperatures, pressures etc. equal : de en
  • US2018589A - Refrigerating apparatus : en
  • AT143201B - Process for the production of foundation plates consisting of regularly shaped pieces of cork (strips, cubes), in particular for machines. : de en
  • AT143202B - Device for shifting the transmission of motor vehicles and motorcycles. : de en
  • US2018468A - Fishing reel : en
  • AU2001134A - Improvements in and connected with field scarifiers : en
  • US2018240A - Machine for making corrugated paper board : en
  • US2018548A - Surf board : en
  • USD97262S - Design for a textile fabric or simi : en
  • US2017967A - Temperature controlling apparatus for internal combustion engines : en
  • US2018048A - Weighing appliance : en
  • USD97268S - Design for a shoe : en
  • USD97275S - Design for a shoe or similar article : en
  • US2018519A - Package or container for candy and similar merchandise : en
  • AT143248B - Mechanical calendar. : de en
  • AT143150B - Establishment of forms for loose-leaf bookkeeping. : de en
  • GB437058A - Improvements in or relating to adjustable shelving : en
  • US2017861A - Electrical conduit system : en
  • DE620792C - Bearings made of layers of fabric : de en
  • FR789048A - Device for producing coke at low or medium temperature in coke ovens : en fr
  • AT143282B - Extractor system, especially for leaching vegetable matter such as tanning and colored woods, bark, fruits, tobacco, sugary substances, herbs, drugs, etc. : de en
  • DE620772C - Diathermy facility : de en
  • FI16800A - Method of making a grinding wheel made of fabric and a grinding wheel made according to it : en fi
  • FR789080A - Advanced valve : en fr
  • FR789092A - Improvements to internal combustion engine launching devices : en fr
  • FR789173A - Friction roller shifting : en fr
  • GB437102A - Improvements in silencers for pneumatic drills and breakers : en
  • DE620680C - Switching and regulating device for gas-heated devices : de en
  • DE620748C - Drive for a rotary printing machine with several consecutive rotary printing units : de en
  • FR789171A - Paper bag pcur vacuum cleaners : en fr
  • US2017908A - Direction finding apparatus : en
  • US2017938A - Bottle closure : en
  • US2017994A - Pipe joint : en
  • US2018371A - Electric motor and pump head : en
  • AT143225B - Rectifier arrangement. : de en
  • US2018171A - Folding box : en
  • CA353658A - Firearm : en fr
  • FR789222A - Sharpening and ironing tools for cutting apparatus of cigarette-making machines and similar machines : en fr
  • AT143155B - Shutters. : de en
  • CA353646A - Face powder compact : en fr
  • CA353674A - Cellular and porous rubber : en fr
  • US2018577A - Animated display device : en
  • US2018532A - Insulator bracket : en
  • US2018166A - Knitted fabric produced on circular knitting machines : en
  • US2018540A - Detecting and indicating device : en
  • FI16787A - Mask for barking : en fi
  • GB437125A - Improvements in or relating to prepayment meters : en
  • US2017871A - Lubricant spreader for gears : en
  • US2018277A - Grave covering apparatus : en
  • US2018332A - Irradiating apparatus : en
  • US2018207A - Vacuum cleaner : en
  • US2017933A - Apparatus for welding silicon steel sheets for magnetic uses : en
  • US2018200A - Sound record for optic sound reproduction : en
  • US2018566A - Casting machine : en
  • AT143137B - Air storage diesel engine. : de en
  • DE620226C - loom : de en
  • FI16765A - Kylskåp : en fi
  • AT143146B - Interlocking tiles. : de en
  • DE620589C - Overcurrent high-speed switch for direct and alternating current : de en
  • DE620645C - Device for starting single-phase induction motors with auxiliary winding together with starting and operating capacitors : de en
  • DE620612C - Process for the production of a coffee drink : de en
  • US2018256A - Automatic reclosing circuit breaker system : en
  • USD97248S - Design fob a semitrailer tank body : en
  • FR789254A - Threading machines : en fr
  • FR789083A - Improvements to electric cookers : en fr
  • FR788989A - Orthopedic plantar pad : en fr
  • GB437001A - Improvements in lamps with lenses and reflectors : en
  • AT143151B - Bag or container with a hinged handle. : de en
  • US2017957A - Spindle : en
  • AT143145B - Holder for manuscripts, shorthand notes etc. like : de en
  • AU2155335A - Process of producing a readily digested meat-protein preparation : en
  • AT143115B - Drying device for duplicating machines. : de en
  • US2018596A - Machine for making braided brake linings : en
  • GB437076A - Improvements in or relating to knife blades : en
  • US2018008A - Journal box : en
  • US2018583A - Car door : en
  • AT143277B - Device working with a flow of warm air to prevent shop windows from misting up. : de en
  • GB437071A - Improvements in safety switch devices for electrically heated apparatus : en
  • DE620429C - Horizontal boring and milling machine : de en
  • GB437174A - Improvements in and relating to mineral oils and methods of refining the same : en
  • GB437304A - Improvements in and relating to thermoplastic rubber derivatives : en
  • FR788966A - Garbage truck : en fr
  • FR789280A - Process for the preparation of coal by floating : en fr
  • US2018526A - Tone control : en
  • US2018536A - Compass : en
  • CA353642A - Printing press gripper : en fr
  • DK50799C - Work regulator for reciprocating compressors with suction valves, which are opened electrically during a larger or smaller part of the compression stroke. : da en
  • AT143174B - Process to cover load fluctuations in steam power plants and facilities for its implementation. : de en
  • DE620403C - Control for double-acting flywheelless piston steam engines : de en
  • DE620470C - Device for determining the gas content in the air : de en
  • DE620541C - Device for carrying out eye examinations : de en
  • DE620721C - Device for grinding dry substances, pastes and the like. Like. Using quartz sand or similar fine-grain grinding bodies : de en
  • FR789244A - Preparation of metallic glucinium and its alloys : en fr
  • US2018325A - Liquid pressure mechanism : en
  • GB437081A - Improvements in spark plugs : en
  • AT143269B - Device for drawing curves. : de en
  • AU1987434A - Improvements relating to braking equipments for moving apparatus such as hoisting, winding, hauling and like gear : en
  • US2018324A - High frequency transmission line : en
  • US2018388A - Treating aluminum and aluminum alloy surfaces : en
  • US2018460A - Straight knitting machine : en
  • US2018027A - Self adjustable antifriction bearing : en
  • US2018113A - Can vacuumizing and seaming machine : en
  • US2017961A - Fluid current motor : en
  • US2018510A - Shoe and process of making the same : en
  • DE620504C - Arrangement for making the seal of disc gas containers accessible : de en
  • DE620690C - Process for the production of spherical containers from hollow cylinders : de en
  • DE620474C - Process for the production of cast steel devices : de en
  • FR789256A - Switch, more specifically handle switch for power tools : en fr
  • GB437202A - Improvements in or relating to printing calculating machines for use with punched cards : en
  • GB437231A - Improvements in or relating to expansion valves for refrigerators : en
  • US2018236A - Air conditioning system : en
  • US2018258A - Method of building up battered rail ends : en
  • USRE19742E - D treiber : en
  • FR788978A - Device for cleaning windshields and other vehicle glass : en fr
  • FR789315A - Spring center drill : en fr
  • GB437243A - Improvements in or relating to gelatine products and the like and to their manufacture : en
  • FI16761A - In the present case, the requirements of this Regulation are set at the same level : en fi
  • GB436905A - Improvements in or relating to apparatus for recording sound by modulating radiant energy : en
  • GB437180A - Improvements in boxes for cigarettes and similar oblong articles : en
  • US2017991A - Oven conveyer : en
  • DE620755C - Delay consisting of iron bands for the mine extension : de en
  • AT143250B - Lock or locking device. : de en
  • CA353663A - Automobile body : en fr
  • DE620662C - Cinematographic apparatus : de en
  • FR789143A - Automatic traffic control system : en fr
  • GB436939A - Improvements in and relating to hard metal compositions : en
  • GB456051A - Improvements in means for sharpening the blades of scythes and the like by hammering : en
  • US2018151A - Packing machine : en
  • US2018469A - Inter-related power transmission control and brake mechanism : en
  • US2018522A - Electrolytic condenser : en
  • DE620629C - Installation of plain bearings in a bearing bracket : de en
  • FR789197A - Direct-drive motor vehicle : en fr
  • GB436902A - Improvements in or relating to vehicle brakes : en
  • GB437030A - Improvements in and connected with spanner-devices, particularly for centrifugal machines : en
  • GB437246A - Improvements in or relating to revolution counters : en
  • GB437484A - A new or improved motor fuel : en
  • FR789272A - New water soluble monoazo dyes and their manufacturing process : en fr
  • FR789166A - Vinyl resin dispersions : en fr
  • DE620421C - Device for displaying the liquid level in closed containers : de en
  • DE620689C - Control of the drive devices of the lifting tables or the like of rolling mills : de en
  • DE620497C - Circuit arrangement for counting in telephone systems : de en
  • GB437138A - Improvements in or relating to carriers for recording sound or other oscillations : en
  • GB437080A - Improvements in and relating to heater units for permanent hair waving : en
  • DE620431C - Towing device for motor vehicles : de en
  • GB437039A - Improvements in or relating to the manufacture of cigarettes : en
  • FR789150A - Device for adapting a profiled part to a fitting : en fr
  • FR789329A - Rail fastening device by saddle and clamping brackets passing under the cross member : en fr
  • FR789275A - Articulated and removable frame for mosquito net : en fr
  • GB436878A - An improved process for the manufacture of waterproof paper, particularly suitable as weatherproof posters : en
  • GB437364A - Improvements in electrical starting systems for internal combustion engines : en
  • US2017960A - Fruit juice extractor : en
  • US2017986A - Tucker : en
  • GB437273A - Process of dyeing : en
  • FR789056A - Engine piston, in particular for piston machines operating at high pressures : en fr
  • FR789189A - Rail joint : en fr
  • GB436976A - Improvements in cabinets : en
  • FR789070A - Unwinder-directory for buildings, administrations, etc. : en fr
  • FR789248A - Improvements in the production of thermostatic control devices for gas burners : en fr
  • FR789180A - Treatment of petroleum as well as products from its fractional distillation, in order to increase the efficiency of the apparatus and the quality of the products obtained : en fr
  • FR789153A - Contact compensated for opening on short-circuit : en fr
  • DE620760C - Process for the production of alkali hyposulfites : de en
  • US2018345A - Chlorination of aliphatic hydrocarbons : en
  • USD97318S - Design for sheet glass : en
  • FR788951A - Insect trap : en fr
  • GB436879A - Improvements in or relating to telegraph systems and apparatus : en
  • DE620770C - Circuit for indirectly heated electron tubes : de en
  • GB436893A - Improvements in refrigeration : en
  • FR789326A - Homodyne Receptor Improvements : en fr
  • US2017940A - Socket for vacuum tubes and the like : en
  • US2018116A - Welding or fusing bar : en
  • US2018502A - Motor vehicle : en
  • US2017890A - Choke and dash adjustment for carburetors : en
  • US2017917A - Crate for rectangular-sectioned articles : en
  • FR789116A - Electric train heater adjustable by varying the resistance by means of an automatic rheostat : en fr
  • DE620483C - Sounder with excitement from flowing liquid : de en
  • DE615365C - Device to increase the breakdown speed of air brakes : de en
  • DE620643C - Spring mechanism drive for shift drums : de en
  • USRE19736E - Automatic centering keel : en
  • DE620605C - Screw studs for horseshoes : de en
  • DE620719C - Sheet metal cleaning machine : de en
  • DE620783C - Process for joining individual rubber footwear parts in flow work : de en
  • US2018297A - Pencil sharpener : en
  • US2018595A - Knockdown shipping case : en
  • US2017841A - Domestic sprinkler system : en
  • USD97284S - Design for a textile fabric : en
  • DE620537C - Device for illuminating microscopic objects : de en
  • DE620701C - Push-pull circuit for externally controlled shortwave transmitters : de en
  • US2018159A - Electrical fuel injection system for internal combustion engines : en
  • DE620448C - Bar iron cooling bed : de en
  • GB437053A - Improved apparatus for the heat-treatment of wax and wax mixtures : en
  • FR789109A - Device for keeping ice or other floaters at the bottom of drinking glasses or reducers : en fr
  • DE620529C - Small chamber furnace for the production of gas and coke : de en
  • DK50797C - Boiler for Use in Central Heating. : da en
  • DE620636C - Process for the preservation of solutions of terpene oxides in halogenated hydrocarbons : de en
  • GB437040A - Improvements in or relating to very short wave radio transmitting apparatus : en
  • GB437092A - Lubricating device for sewing machines : en
  • US2018574A - Lock bolt : en
  • FR789308A - Improvement in playing cards : en fr
  • DE620433C - With the perpendicular to the door plane to be connected device for changing locks with pushers that can be pivoted parallel to the door plane into those with handles that can be pivoted perpendicular to the door plane : de en
  • GB436914A - Improvements relating to prepayment meter mechanisms : en
  • FR789105A - Methods and apparatus for determining the color intensity of a liquid : en fr
  • GB436994A - A method of and means for closing the bladder insertion opening in inflatable sports balls : en
  • DE620646C - Current collector or carbon brush holder for alternators of bicycles or the like. : de en
  • US2017936A - Aroylamino anthraquinone acridone derivative : en
  • GB437036A - Improved method and apparatus for coating granular materials with powder : en
  • GB436944A - Production of powdered substances : en
  • FR788991A - Advanced dyeing process : en fr
  • FR789006A - Automatic change device which can be applied to cash registers and similar machines : en fr
  • FR789207A - Slippery vehicle : en fr
  • FR789274A - Orientation device : en fr
  • FR789165A - Improvements to support collars for pipes : en fr
  • AT143196B - Device for damping the high-voltage current from ignition devices, in particular magneto-igniters. : de en
  • US2017881A - Dental tool : en
  • US2017918A - Tool for seating rail anchors : en
  • US2018238A - Transportation system : en
  • USD97302S - Design fob a jewelry box ob : en
  • US2018351A - Brake control apparatus : en
  • USD97292S - Design for a piano case : en
  • AU1966634A - Improvements in or relating to radio beacons : en
  • USD97250S - Design fob a settee frame ob : en
  • US2018013A - Apparatus for automatic feeding of metal to rolling mills : en
  • US2017880A - Can and cover washing machine : en
  • US2018041A - Game contrivance : en
  • US2018149A - Cutting tool : en
  • US2018212A - Brake mechanism : en
  • USRE19728E - Thermostatic radiator control : en
  • DE620447C - Schraemkette chisel : de en
  • GB437116A - Improvements in and relating to automatic reduction-gear drive : en
  • AU2016734A - An improved bed for invalids : en
  • GB437249A - Improvements in and relating to fastener secured installations and fasteners therefor : en
  • US2018211A - Wire drawing machine : en
  • US2018328A - Surgical appliance : en
  • US2018634A - Method of refining rosin : en
  • AT143211B - Light filters for electric lamps. : de en
  • AU2201835A - Improvements in bathing costumes : en
  • DE620660C - Solder connection of high-cut materials with high-alloy steel : de en
  • US2017983A - Fruit picker : en
  • US2018099A - Separable fastener : en
  • USD97255S - Design for a pneumatic tire : en
  • AT143212B - Multi-phase distribution transformer. : de en
  • DE620499C - Air cleaning, humidifying and cooling device with a rotating wire mesh filter : de en
  • US2018067A - Condenser for refrigerating units : en
  • AU2038534A - A device for preventing the building up of excessive potential inthe cores of electrical transformers, reactors andthe like : en
  • DE620632C - Blouse made of elastic fabric in sweater shape : de en
  • CA353632A - Fibre barrel : en fr
  • FR789078A - Belt buckle : en fr
  • FR789126A - Improvement in fire extinguishers : en fr
  • US2018210A - Condenser structure : en
  • US2018347A - Electric rare gas filled lamp : en
  • US2018604A - Bicycle tire : en
  • USD97299S - Design for a range finder casing : en
  • DE620586C - Device for transporting vehicles, in particular motor vehicles, on railroad cars : de en
  • FR789140A - Electric contactor : en fr
  • GB436887A - Improvements in or relating to potentiometers : en
  • AU2014234A - Preparation of an improved composition for the preservation of z I wood, timber and other materials : en
  • GB459588A - Improvements in manures for the cultivation of mushrooms : en
  • DE620402C - Process for the production of acetaldehyde from acetylene : de en
  • DE620651C - Method and device for evaluating X-ray images when determining the depth of a foreign body in a body : de en
  • GB437025A - Improvements in eye-glass cases : en
  • US2018227A - Sprayer : en
  • DE620394C - Magnetic separator : de en
  • FR789342A - Methods and apparatus for measuring quantities of heat : en fr
  • DK50813C - Plate pasteurizer or filter press. : da en
  • FR789127A - Advanced crusher : en fr
  • FR789229A - Coated film or fabric, and process for its manufacture : en fr
  • FR789249A - Starter and speed control device, in particular for electric drive of sewing machines : en fr
  • DE620633C - Device for comparing the counter status on the main meter in the delivery plant and on the consumption meters for gas, water and electricity : de en
  • GB436937A - System for emitting and transmitting electrical waves with multiple modulation and apparatus therefor : en
  • DE620780C - Sofa convertible into a bed : de en
  • USD97317S - Design fob a textile fabric : en
  • US2017858A - Duplex frequency control and monitoring system : en
  • US2017928A - Aircraft wheel brake : en
  • US2018425A - Automatically controlled coasting device for automobiles or other vehicles : en
  • AT143208B - Method for controlling gas or vapor discharge vessels. : de en
  • DE620761C - Process for the preparation of addition compounds of nitrated diphenyl ethers : de en
  • GB437126A - Electromagnetic cores : en
  • CA353695A - Oil dewaxing method : en fr
  • DE620415C - Process for the production of glass objects that appear in alternating colors : de en
  • GB437592A - Improvements in alloys and methods of preparing the same : en
  • FR789339A - Device for cutting sheets into strips : en fr
  • GB437122A - Improvements relating to the locking together of the sliders of meeting or angularly disposed flexible interlocking strips when such strips are brought together : en
  • USRE19741E - Telephone system : en
  • DE620628C - Self-lubricating slide bearing : de en
  • FR789039A - Improvements to combine harvester drive devices : en fr
  • US2018119A - By-pass valve for liquid dispensers : en
  • US2018395A - Article supporting device : en
  • US2018520A - High strength alloy : en
  • DE620481C - Return device for dispensing hoses : de en
  • DE620736C - Ventilation device for vehicles, in particular motor vehicles : de en
  • US2018178A - Dump wagon : en
  • GB437168A - Torsion balances for determining the weight of articles : en
  • US2017857A - Gun carriage : en
  • DE620413C - Burner for simultaneous or optional combustion of liquid and gaseous fuels : de en
  • US2018457A - Telephone system : en
  • FR789024A - Spinning reel : en fr
  • GB437042A - Improvements in and relating to positive displacement rotary pumps, motors or measuring devices : en
  • DE620743C - Device for feeding the pressed material in briquette extrusions : de en
  • FR788997A - Compensation device, applicable in particular to remote measurements : en fr
  • GB437250A - Improvements in or relating to flat irons : en
  • US2018181A - Fruit press : en
  • DE620712C - Process for cold working of alloys : de en
  • FR788979A - Manufacturing process of phonograms on endless tapes : en fr
  • GB436923A - Improvements in apparatus for measuring electric resistances : en
  • DE620467C - Cabinet with foldable door : de en
  • FR789325A - Process for cutting to size paper and similar products : en fr
  • FR788975A - Process for the preparation of ethylene oxide by catalytic oxidation of ethylene : en fr
  • DE620684C - Suspension for motor vehicles and trailers with swingable semi-axles : de en
  • FI16762A - For the purposes of full-time or non-complete use of the compression set of synthetic frameworks under the tricycle : en fi
  • GB437167A - Improvements in or connected with electric discharge devices : en
  • US2017948A - Tourniquet : en
  • FI16794A - A stringed instrument with an amplifier and a procedure for changing its tone : en fi
  • FR789282A - Box for talking television receiver comprising cathode ray tube and loudspeaker installation : en fr
  • GB437598A - The manufacture of vat dyestuffs of the anthraquinone series : en
  • FR789341A - Winding, in particular for ignition devices : en fr
  • FR789293A - Device for shaping tire casings made flat : en fr
  • FR789060A - High frequency cable transmission device : en fr
  • FR789195A - Skill game : en fr
  • DE620619C - Method and device for increasing the strength and uniformity of objects made of artificial slate, in particular socket pipes : de en
  • DE620655C - Printing device for registering machines, especially cash registers and accounting machines : de en
  • US2018458A - Brake : en
  • US2018587A - Novelty picture : en
  • DE620571C - Method and device for pressing bulk goods : de en
  • DE620793C - Process for the treatment of aluminum oxide layers : de en
  • FR789046A - Improvements to processes and devices for the production of sounds : en fr
  • GB436983A - Improvements in electric lighting fittings : en
  • US2017976A - Complex compound of alkali- and alkaline earth-metal halides : en
  • US2018174A - Electron discharge tube : en
  • FR789337A - Aircraft propulsion mechanism oscillations and vibrations damper : en fr
  • GB436964A - Improvements in combination locks : en
  • US2018061A - Bottle closure : en
  • US2018214A - Advertising display device : en
  • DE1351766U - : de en
  • AT143299B - Process for obtaining an easily filterable magnesium hydroxide. : de en
  • CA353628A - Key cutting punch : en fr
  • US2018281A - Sash fastener : en
  • US2018009A - Key retaining member : en
  • US2018224A - Construction of heat regenerators : en
  • AT143188B - Internal combustion engine. : de en
  • DE620417C - Automatic belt roller for shutters : de en
  • US2018348A - Means for controlling the terminal pressure of an electric device : en
  • GB437170A - An improved anti-theft device for use on cycles and the like : en
  • FR789033A - Process for the conversion of unsaturated oxy-compounds into valuable products : en fr
  • FR789334A - Device for tumbling and moving the laminates in the rolling mills : en fr
  • GB437052A - Bearings : en
  • US2018569A - Radio signaling apparatus : en
  • CA353666A - Worm gear reduction unit : en fr
  • DE620384C - Metal ink erase for erase pads : de en
  • US2017952A - Chaplet : en
  • US2018003A - Root watering tool : en
  • US2017958A - Spindle with doffer guard : en
  • US2018509A - Kindler : en
  • US2017865A - Machine tool : en
  • US2018021A - Machine for molding glass articles : en
  • USRE19738E - Controlling generator : en
  • AT143175B - Procedure for shifting sludge accumulation in steam boilers and facilities for its implementation. : de en
  • AU1839434A - Improvements in or relating to electron and ion ray tube arrangements : en
  • US2018353A - Transmission line : en
  • US2018492A - Plastic composition and method of making the same : en
  • FR789212A - Application of an opening system to metal boxes whose cover fits inside : en fr
  • USD97304S - Design for a buckle : en
  • US2017867A - Mixing device : en
  • US2018292A - Shipping crate : en
  • US2018194A - Oil and gas well capping device : en
  • US2018088A - Machine tool : en
  • USD97298S - Design fob a suit : en
  • CA353694A - Adhesive : en fr
  • DE620539C - Device for guiding an object for the purpose of performing microscopic movements directly by hand : de en
  • US2018167A - Knitting machine : en
  • AT143278B - Device for connecting two skylight window sashes by means of a toothed gear. : de en
  • AT143234B - Telecommunication cable with heat-sensitive dielectric, especially for operation with very high frequencies. : de en
  • CA353641A - Vehicle : en fr
  • DE620546C - Driver for workpieces that are machined between centers, preferably on turning jaws : de en
  • GB437078A - Improvements in or relating to arrangements of exhaust driven superchargers with multiple row internal combustion engines : en
  • US2018092A - Liquid pump : en
  • US2018242A - Rotary hearth furnace : en
  • USD97269S - Design fob a bathing suit : en
  • US2018627A - Means for conditioning yarns in knitting machines : en
  • CA353711A - Textile material : en fr
  • GB437107A - Methods and means for carrying out processes involving the presence of gas or vapourparticularly of a noxious or dangerous nature : en
  • FR789343A - Badger refinements : en fr
  • DE620563C - Method and device for preventing the formation of ice or the accumulation of ice on aircraft parts : de en
  • US2018412A - Expander for pistons : en
  • AU1977734A - Carrier wave signalling arrangement : en
  • DE620543C - Device for atomizing, in particular crude oil for internal combustion engines : de en
  • DE620555C - Set of sheets from scale-like arranged and easily separable forms : de en
  • FI16770A - Shaft turning with ring segment shape for rotary axle bearing : en fi
  • GB436934A - Improved level for use in air-craft and for other purposes for indicating inclination from the horizontal plane : en
  • GB437224A - Improvements relating to the electro-deposition of metals : en
  • FR789350A - Carding garnish : en fr
  • GB437374A - Improvements in or relating to toys and game apparatus : en
  • FR789013A - Gymnastic apparatus for physical training exercises : en fr
  • FR789316A - Hand-held suitcase : en fr
  • GB437019A - Improvements in the manufacture and use of textile threads : en
  • FR789230A - Assembly method for cardboard boxes and resulting new industrial products : en fr
  • GB437105A - Vehicle brakes : en
  • GB437133A - Hydraulic control device for a plurality of successive working operations in automatic machines of all kinds, especially stereotype plate casting machines, stamping presses, machine tools and the like : en
  • FR789290A - Process for the treatment of unsaturated polyhalides : en fr
  • US2017963A - Vibration damper : en
  • US2018043A - Synchronizing motion pictures and sound records : en
  • AT143224B - Two-anodic rectifier tube with hot cathode and gas filling. : de en
  • CA353621A - Poultry house : en fr
  • DK50804C - Procedure and Apparatus for Receiving Images by Television. : da en
  • US2018179A - Fuel burner : en
  • US2018533A - Continuously variable change speed gear : en
  • DK50790C - Vacuum cleaner. : da en
  • DE620534C - Fitting for cupboard doors that can be folded down into the horizontal position : de en
  • DE620722C - Device for grinding dry substances, pastes and the like. Like. Using quartz sand or similar fine-grain grinding bodies : de en
  • DE620797C - Pressurized fluid drive with several pumps for the idle and operation of work, especially machine tools : de en
  • AT143197B - Rotary lobe compressors. : de en
  • DE620699C - Amplifier arrangement with two tubes connected in series : de en
  • CA353625A - Hockey stick : en fr
  • US2017982A - Sole pressing pad : en
  • CA353653A - Electric heating element : en fr
  • US2018343A - Electrical conductor and method of making the same : en
  • US2017921A - Document protector : en
  • US2018474A - Centrifugal separator : en
  • US2018294A - Apparatus for eliminating the transmission of vibrations : en
  • CA353648A - Wrench : en fr
  • US2018307A - Dirigible headlight : en
  • FR789147A - Method and device for lining or lining the spines of books : en fr
  • GB437095A - Improvements in or relating to reciprocating piston compressors : en
  • DE620383C - Double bevel gear change transmission, especially for bicycles and motor vehicles : de en
  • FR789224A - Improvements to electrical machines : en fr
  • AT143206B - Device for converting electrical vibrations into mechanical ones. : de en
  • DE620673C - Labyrinth seal for radially loaded turbines : de en
  • US2018075A - Buffing material package : en
  • US2018404A - Method of treating strands : en
  • DE620617C - Spring-loaded front fork bearing in the steering head : de en
  • GB437207A - Improved cigarette package : en
  • DE620631C - Method for bending angular, in particular square tubes : de en
  • US2017898A - Method and means for automatically changing phonograph records : en
  • DE620412C - Oil firing with two or more simultaneously operated burners : de en
  • FR788962A - Elastic bottom : en fr
  • FR789158A - Variable speed device by screw pushers and speed standardizer by double differential : en fr
  • US2017990A - Adhesive dispensing receptacle : en
  • US2018183A - Sugar beet puller : en
  • US2018223A - Refractory brick : en
  • USD97297S - Design for a dress : en
  • US2017916A - Washer : en
  • US2017919A - Carburetor : en
  • US2018107A - Electrical apparatus : en
  • US2018245A - Art of shoe stiffening : en
  • AT143189B - Resilient seal between a heated metallic container (steam boiler, still, brewing pan or the like) and its walling. : de en
  • DE620788C - Procedure for adjusting the position of the light gap in optical sound equipment : de en
  • GB437137A - Improvements in clips : en
  • AU2069234A - Pneumatic control means for electric welding apparatus : en
  • FI16789A - Gångräfsa : en fi
  • DK50812C - Chandelier. : da en
  • GB437085A - Improvements in or relating to the preparation of synthetic resin compositions : en
  • GB437239A - Improvements in or relating to gratings : en
  • DE617348C - Transmitter arrangement for fog landing : de en
  • DE620704C - Process for the combustion of sludge-shaped fuels on a traveling grate with an underwind : de en
  • AU1839534A - Improvements in or relating togas filled cathode ray tube arrangements suitable for use for television reception : en
  • DE620475C - Anti-scatter screen for X-rays : de en
  • US2018187A - Cuff device : en
  • AT143167B - Handbag, suitcase, etc. like : de en
  • GB436885A - Improved process for the production of mixed esters of polyhydric alcohols and of carbohydrates : en
  • GB437119A - Improvements relating to valves : en
  • US2017888A - Telephone system : en
  • US2018631A - Toe gauging device for shoe fitting : en
  • US2018112A - Mixer and agitator for concrete and the like : en
  • US2018195A - Production of photographic and cinematograph mosaic color positives : en
  • US2017972A - Bearing for printing press couples : en
  • US2017905A - Suction cleaner : en
  • US2018512A - Electric heating pad : en
  • USD97266S - Design fob a dress : en
  • DE620476C - Image projector with optical compensation in connection with a light sounder : de en
  • GB437114A - Improvements in or relating to flexible bearings or mountings : en
  • US2018231A - Self-inductance variometer : en
  • US2018646A - Control system for electric welders : en
  • USD97265S - Design for a buckle : en
  • USRE19734E - Method of drawing tubes : en
  • DE620455C - Carbon electrode for electrical elements : de en
  • DE620692C - Process for the manufacture of filters from carbon : de en
  • US2018386A - Shank stiffener and adjustable metatarsal support : en
  • US2018480A - Mold for dynamo machine elements : en
  • GB437056A - Improvements in and relating to hose couplings : en
  • DE620705C - Moving grate with transverse rows of resting and moving back and forth, stacked bars like scales : de en
  • GB436986A - Improvements in or relating to steering gears : en
  • CA353652A - Music teaching apparatus : en fr
  • DE620711C - Process for the extraction of tin : de en
  • AT143183B - Sealing of the working areas of machines with rotating pistons. : de en
  • US2018185A - Cutter bar for key seaters : en
  • GB437244A - Process for the production of surfaces printed with coloured designs on aluminium and its alloys : en
  • US2018327A - Machine for use in the manufacture of cordage : en
  • DE620487C - Device for placing cover sheets on cigar wraps : de en
  • DE620667C - Time switch for direction indicator : de en
  • FI16808A - Yttre och inre kullagerhustätning för transportrulla med orörligt fästad Axel : en fi
  • CA353631A - Filament, thread and ribbon manufacture : en fr
  • DE604007C - Electric punch card checking machine : de en
  • FR789231A - Arm traction device suitable in particular for horticultural machines : en fr
  • GB437120A - Improvements in or relating to processes of producing butyl alcohol : en
  • US2018448A - Aircraft : en
  • AT143287B - Process for the regeneration of used deoxidation slag with the aid of a reducing agent. : de en
  • AU2060834A - Improvements in and relating tothe hydraulic transmission of power : en
  • DE605881C - Bicycle stand : de en
  • US2018278A - Measuring and dispensing container : en
  • AT143103B - Shock absorbing device for vehicles with spring suspension. : de en
  • AT143186B - Protective cap for drip oiler u. like : de en
  • AT143274B - Process for the production of bendable tabs on sheet metal objects. : de en
  • US2017964A - Typewriting machine : en
  • US2018334A - Building construction : en
  • US2018311A - Rake : en
  • GB437059A - Improvements in spinning spindles and method of lubricating same : en
  • FR789208A - Process for sterilizing milk : en fr
  • US2018002A - Bottle shelf : en
  • US2018204A - Plunger construction : en
  • US2018426A - Internal combustion motor for motor driven vehicles : en
  • US2018565A - Spinning process and apparatus : en
  • CA353681A - Zinc purification : en fr
  • DE620574C - Process for the production of solid hydrogen peroxide addition products of sodium or potassium acetate : de en
  • US2018430A - Extension table : en
  • US2017985A - Mancfacttjbe of cellulose : en
  • US2018285A - Method of well development : en
  • US2017875A - Lapping machine : en
  • US2017955A - Device for forming amalgam fillings : en
  • US2018031A - Concentration of aliphatic acids : en
  • GB436916A - Improvements in or relating to advertising devices : en
  • US2018304A - Safety razor : en
  • US2018255A - Table for rolling mills : en
  • CA353708A - Generator : en fr
  • US2018191A - Lock : en
  • US2018623A - Display box : en
  • US2018505A - Drier : en
  • USD97264S - Design fob a buckle : en
  • FR789277A - Graduated form on containers : en fr
  • FR789178A - Devices for controlling a light source : en fr
  • FI16783A - Murtegel : en fi
  • FR789042A - Ion or electronic tubes : en fr
  • FR789193A - Jar and boxes for confectionery : en fr
  • GB437161A - Safety device for controlling the outlet of high pressure containers : en
  • GB437258A - Improvements in or relating to furnaces : en
  • DE620196C - Electric oven with heat storage for space heating : de en
  • GB437210A - Improvements in or relating to the separation of alcohols : en
  • CA353669A - Railway signalling system : en fr
  • GB436886A - Improvements in or relating to the manufacture of leaded ammonium chloride crystals : en
  • GB437073A - An improved process for the manufacture of shades, globes and bowls for lamps : en
  • US2017897A - Luminescent tube for wave indication : en
  • GB436935A - Improvements in and relating to methods of and apparatus for the grid control of vapour or gas discharge devices operating as converters : en
  • US2018445A - Flat garter grip : en
  • DE620438C - Strapless ski binding : de en
  • FR789242A - Process and apparatus for the production of dry ice : en fr
  • FR789040A - Advanced wear and cleaning plate for mower cutting bars : en fr
  • GB436915A - Improvements in and relating to centrifuges : en
  • FR788955A - Automatic internal opening and closing arrangement in thermosyphon pumps : en fr
  • FR789114A - Apparatus for supplying internal combustion engines with solidified hydrocarbons : en fr
  • FR789066A - Improvements to processes and apparatus for glass manufacturing : en fr
  • GB436924A - Improved compressor for machines for stoppering bottles, flasks, cans and the like with stoppers of cork or of similar material : en
  • GB437028A - An improved method and means for the transmission of electric signals : en
  • GB437096A - Improvements in or relating to type binding means : en
  • DE620595C - Glass rolling mill : de en
  • FR789123A - Boarding bridges for ferry bins : en fr
  • GB437213A - Improvements in or relating to arc welders : en
  • US2017987A - Automatic fruit tucker : en
  • FI16777A - Sätt och anordning för tillverkning av trådar eller spånad av glas, slagg och liknande i Stark värme plastiska material : en fi
  • FR789149A - Improvements to electrical signaling systems : en fr
  • FR789232A - Vehicle tire counter to determine the distance traveled : en fr
  • DE620388C - Process for carrying out adsorptions : de en
  • DE620709C - Two-rope gripper : de en
  • US2018405A - Dynamo-electric machine and method of making laminations therefor : en
  • US2018494A - Transmission control circuit : en
  • US2018341A - Rotary compressor : en
  • US2018365A - Ball joint : en
  • GB437113A - Improvements in holders for matches : en
  • GB436945A - Improvements in or relating to machines for operating upon heels : en
  • FI16801A - Health window lever : en fi
  • FR789260A - Machine for spreading very fine powders, continuously and evenly : en fr
  • US2018106A - Piston ring quality indicator : en
  • AT143157B - Device for the production of thread balls. : de en
  • GB437217A - Improvements in electric protective arrangements : en
  • GB437011A - Improvements in and relating to safety devices for gas burner installations : en
  • FI16785A - How to support the floor : en fi
  • FR789022A - Automatic coin operated device for t receiving stations. s. f. connected to the mains : en fr
  • FR789057A - Improvements to seasoning machines : en fr
  • GB437089A - Improved apparatus for treating one liquid with another : en
  • US2018290A - Knitting machine adapted to shape knitted articles : en
  • DE620439C - Tobacco feeding device for cigarette machines : de en
  • GB436936A - A bicycle support : en
  • US2017889A - Light weight aggregates and method of making the same : en
  • US2018189A - Auto tire : en
  • US2018424A - Device for carbonating liquids in bottles : en
  • GB437112A - Improvements in and relating to electric motors, particularly for gramophones and like sound reproducing machines : en
  • US2018105A - Tack button : en
  • GB437041A - Improvements in electric cables : en
  • GB436883A - Improvements in or relating to automatic traffic control systems : en
  • US2017846A - Boiler cleaner : en
  • US2018329A - Electron discharge tube circuit : en
  • FR788969A - Process and device for the thermal treatment of products originating in gaseous and vapor form from the distillation of bituminous fuels : en fr
  • FR789253A - A phone booth : en fr
  • FR789301A - Photoelectric photometer : en fr
  • US2018271A - Article and nonslip supporting means therefor and method of producing and assembling the same : en
  • FR789319A - Hernial belt : en fr
  • FR788972A - Make-up case refinements : en fr
  • GB437115A - Improvements relating to ribbed plate and tubular heat-exchangers : en
  • FR789174A - Flue gas : en fr
  • GB437029A - Improvements in or relating to web slitting or severing apparatus : en
  • FR788983A - Improvements in the construction of cabin bulkheads for ships : en fr
  • DE620749C - Circuit arrangement for inductive transmission of direct current surges over long telephone lines : de en
  • FR789247A - Ketones of the anthracene series and method of preparing them : en fr
  • GB437160A - Apparatus for neutralizing noxious organisms : en
  • GB437090A - Improvements in gas-burners : en
  • DE619870C - Multiplication machine controlled by punch cards : de en
  • US2017970A - Dump trailer : en
  • US2018081A - Radioreceiver : en
  • US2018368A - End-of-line indicator : en
  • DE620623C - Conveyor system with load carrier to be hung on the carriage : de en
  • GB437128A - Improvements in or relating to bleaching and disinfectant washing and cleansing agents : en
  • GB436860A - Improvements in or relating to blasting explosive devices : en
  • GB436911A - Improvements in variable inductances : en
  • US2018374A - Sound recording system : en
  • US2018597A - Support or mounting for pneumatic tires : en
  • US2018164A - Patterning mechanism for circular knitting machines and method of knitting : en
  • US2018384A - Gauge : en
  • US2018010A - Apparatus for separating materials of different specific gravities : en
  • AT143247B - Fixing device for the indicator of scales. : de en
  • DE620479C - Device for automatic switching on and off of a secondary lamp of bicycle headlights fed by a dry battery : de en
  • GB437026A - Improvements in and relating to lock or dock gates or caissons : en
  • USRE19735E - Miljlivoltmeter : en
  • AT143280B - Process for the production of protective layers on metal objects. : de en
  • US2018437A - Bow saw : en
  • US2018555A - Regulator : en
  • US2017989A - Automatic clutch mechanism : en
  • US2018406A - Shoe form : en
  • US2018542A - Apparatus and method for making projection prints : en
  • USD97311S - Design for a shoe or similar article : en
  • US2017896A - Flash light : en
  • GB437021A - Improvements in or relating to television or like systems : en
  • US2018427A - Variable compensation for controlling the supporting strength of vehicle body resilient suspension means : en
  • DE620511C - Axis controller for small steam turbines with a steam inlet element designed as a slide : de en
  • DE620577C - Drive device for motor vehicles with a longitudinal center tube frame : de en
  • US2018152A - Charge severing mechanism : en
  • US2018452A - Collet : en
  • US2017979A - Camera : en
  • US2018132A - Slug casting machine : en
  • FR789085A - Coupling device with counter-support for the towing of any vehicles, and, in particular, of artillery material by trucks, tractors, etc. : en fr
  • US2018594A - Gas condensing and separating system : en
  • FR789005A - Convertible furniture : en fr
  • GB437362A - Improvements in magnetos : en
  • GB437037A - Method of and apparatus for steering motor vehicles : en
  • US2018004A - Container and closure therefor : en
  • US2018511A - Deep sea diving suit : en
  • US2018052A - Record control for tabulating machines : en
  • DK50801C - Binding of Kautsjuk to Books and Protocols. : da en
  • GB437373A - Apparatus for playing a game simulating cricket : en
  • GB437035A - Improvements in or relating to the production of non-gelatinous blasting explosives : en
  • DE620401C - Production of sulphite liquor : de en
  • US2018580A - Flood water gate : en
  • US2018128A - Buckle for reversible belts : en
  • USD97267S - Design for a shoe : en
  • DE620580C - Bearings for the rolls of duo or trio roll stands : de en
  • DE620747C - Control device for counterpressure tapping turbines driven by steam, air or gas : de en
  • US2017879A - Apparatus for carbonating beer or other beverages : en
  • FR789120A - Method of mounting electric resistances, in particular for heating furnaces : en fr
  • US2018372A - Labyrinth packing device : en
  • US2018213A - 4-alkyl- and 4-aralkyl-dihydro-resorcinols and process for the manufacture of same : en
  • US2018473A - Aluminum compounds : en
  • FR789213A - Multipolar automatic circuit breaker : en fr
  • US2018572A - Movable split bed for flat bed printing presses : en
  • DE620641C - Safety switch for maximum electrical power : de en
  • FR789250A - Method and apparatus for taking stereoscopic images : en fr
  • US2018625A - Piling : en
  • FR789087A - Mounting device for vehicle axles : en fr
  • AT143245B - Vertical extrusion press for the production of metal pipes, in particular lead cable jackets, and method for removing the impurities that collect in the receiver of such a pipe. : de en
  • DE620710C - Process for processing sulfidic lead, copper, zinc and mixed ores : de en
  • GB436981A - Improvements relating to devices for damping the oscillation of the revolving wings or blades of aircraft : en
  • DE620482C - Rubber heel : de en
  • FR789279A - Triple aperture acoustic amplifier for loudspeakers : en fr
  • US2017950A - Emergency brake mechanism for automotive vehicles : en
  • US2018489A - Signal transmission system : en
  • US2018557A - Resinous coating composition : en
  • DE612468C - Refill container for pencils : de en
  • US2018079A - Means of mounting a character : en
  • AT143227B - Intermediate film apparatus with an endless film strip and continuous emulsion application. : de en
  • AT143265B - Vessels, in particular cooking vessels. : de en
  • AT143209B - Multipole connector for electrical lines, cables, cable sets, switchgear or the like. : de en
  • DE620657C - Belt connector stamped from sheet metal : de en
  • DE620397C - Overmolding device for washing kettles with a hood-shaped foot and a dirt collector : de en
  • DE620459C - Process for the preparation of water-insoluble azo dyes : de en
  • DE620607C - Spark plug with electric heater : de en
  • US2017895A - Saw handle : en
  • US2018157A - Blueberry cleaner : en
  • US2018515A - Refrigerating apparatus : en
  • US2018014A - Hydraulic clutch : en
  • US2018643A - Method of plasticizing rubber and product thereof : en
  • US2018443A - Low bed delivery truck : en
  • US2018525A - Dust applicator : en
  • US2018111A - Vacuum pump : en
  • US2018160A - Vehicle-wheel testing appliance : en
  • US2018504A - Typewriter attachment : en
  • US2018120A - Garment flap fastener : en
  • CA353685A - Television distribution system : en fr
  • CA353716A - Steel for permanent magnets : en fr
  • US2018150A - Fuel pump : en
  • US2018456A - Embroidering or like machine : en
  • FR789206A - Electric circuit device for lamp and bag lighter : en fr
  • DE620386C - Device for separating the spent hops from the wort : de en
  • FR789318A - Crusher device with several rollers comprising a bar-shaped log cooperating with a roller : en fr
  • FR789211A - Rotary positive displacement motor or compressor : en fr
  • GB437109A - Improvements in or relating to remote control or transmission devices : en
  • AT143191B - Compressors, in particular for refrigerating machines. : de en
  • AU2115735A - Improvements in or relating to accumulator batteries : en
  • FR789090A - Improvement in cooling of closed electrical machines : en fr
  • GB437054A - Improvements in or relating to children's cots : en
  • FR789079A - Folding cocked float : en fr
  • CA353692A - Weather resistant pigment : en fr
  • DE620392C - Process for generating a low-carbonic strong gas : de en
  • DE620730C - Closure, especially for aviator seat belts, secured by a locking tongue : de en
  • US2018488A - Automatic transmission gearing : en
  • DE620726C - Process for the production of sulphite pulp : de en
  • DK50803C - Double suspension clamp for guidewires for electric tracks. : da en
  • US2018326A - Hat brim ironing machine : en
  • DE620687C - Device for introducing the offset mountains for steeply sloping floeze : de en
  • GR5477B - HOW TO USE EC FROM THE JAMATIC SULFUTS ALEPIGAN METHANES AND THE CONTINUOUS LAKE (VROLYOLIMNIS), COMING FROM ILYOS (LASPOU) : el en
  • AT143298B - Process for the heat treatment of iron-nickel alloys for magnetically stressed objects. : de en
  • GB436933A - Means for obtaining a model of a human figure or object : en
  • GB437077A - Improvements relating to electric lamps : en
  • FR789233A - Coupling device for intercommunications : en fr
  • GB437179A - All-metal coachwork for automobiles : en
  • FR789151A - Internal combustion engine, especially for aeronautics : en fr
  • US2017913A - Milling machine : en
  • US2017953A - Lighting fixture : en
  • US2017975A - Concrete pump : en
  • US2018053A - Automatic controlling mechanism : en
  • GB436880A - Improvements in and relating to indicating instruments : en
  • DE620458C - Coreless induction furnace : de en
  • AT143111B - Arrangement of a lighting system for antennas. : de en
  • US2018485A - Can punch and sealer : en
  • US2017999A - Hydraulic actuating mechanism for machine tools : en
  • US2018501A - Stencil sheet assembly : en
  • USRE19732E - Aib filter : en
  • US2017942A - Extraction of vitamins : en
  • US2018083A - Bottle-cap remover : en
  • US2018366A - Punch : en
  • US2018563A - Electric cell : en
  • USD97256S - Design for lace : en
  • FR789328A - Underwear : en fr
  • US2017847A - Lubrication : en
  • US2018135A - Process for the production of high percentage alkali cyanides free from sulphides and chlorides : en
  • US2018230A - Rope : en
  • US2018246A - Quartz crystal manufacture : en
  • US2018264A - Furniture leg support : en
  • CA353702A - Rail treating apparatus : en fr
  • GB437008A - Improvements in the treatment of chrome-iron ores : en
  • US2017915A - Clutch mechanism : en
  • US2018269A - Fluid pressure mechanism : en
  • US2018550A - Centering gauge : en
  • USD97294S - Design fob a spoon or similar : en
  • USD97307S - Design for a combined tank holder : en
  • US2018029A - Typewriter eraser holder : en
  • AT143110B - Process for copying partial color separations from lenticular screen films onto non-screened photographic material. : de en
  • AT143252B - Automatic tobacco scale. : de en
  • AT143258B - Mechanically driven hand cutting device for meat products. : de en
  • US2018070A - Wrapped box : en
  • GB436908A - Improvements relating to radio receiving apparatus : en
  • CA353662A - Vehicle top : en fr
  • FR789160A - Stop mechanism for spinning, twisting and other similar looms used for the manufacture of yarns of fibrous substances : en fr
  • US2018054A - Shoe lace : en
  • US2017947A - Refrigerating apparatus : en
  • US2018253A - Motor control system : en
  • US2018383A - Automatic tide gate and sewage regulator : en
  • USD97309S - Design for a kitchen cabinet : en
  • DE620503C - Method for the local detection of water pockets in pipelines caused by external influences : de en
  • US2018050A - Sifter cap for powder containers : en
  • US2018391A - Rotary compressor unit : en
  • US2018000A - Can washing machine : en
  • US2018446A - Sheet piling : en
  • DE620434C - Device for attaching sales or paragraph parts u. like : de en
  • GB436899A - Improvements in axle and wheel bearings of colliery tubs, light railway wagons and the like : en
  • DE620567C - A two-part hinge consisting of a bracket and an articulation arm running in it : de en
  • US2018180A - Resilient support : en
  • DE620530C - Elastic, cylindrical container to collect menstrual secretions : de en
  • USD97258S - Design fob a textile fabric : en
  • US2018521A - Refrigerating apparatus : en
  • USD97313S - Design fob trimming for shoes or : en
  • USD97314S - Design for trimming for shoes or : en
  • AT143133B - Plush anti-skid protector for sealskin-style skis. : de en
  • USD97310S - Holder for cigarettes or other : en
  • AT143123B - Process for the production of metal bodies consisting of a single crystal or large crystals (rods, wires, incandescent bodies, etc.) from refractory metals. : de en
  • AT143210B - Device for speed control of direct current shunt motors. : de en
  • US2018172A - Tandem control for pressing machines : en
  • USD97319S - Design for a dress : en
  • AT143256B - Float valve. : de en
  • AT143142B - Cushioning for wheels independently guided by means of a leaf spring and a swingable link, in particular of motor vehicles. : de en
  • CA353673A - Carbonaceous material processing : en fr
  • US2018318A - System for transmitting electro-radiant energy : en
  • USD97283S - Design fob a textile fabric : en
  • US2017854A - Stock quotation projecting machine : en
  • US2018102A - Oscillatory grid-controlled detector or relay : en
  • US2017864A - Mixing valve : en
  • US2018483A - Power supply : en
  • AT143243B - Hot cathode discharge apparatus. : de en
  • US2017851A - Producing bronze powder pigments : en
  • US2017907A - Switching means : en
  • US2018220A - Electric circuit controlling thermometer : en
  • US2018632A - Process of making an easily water soluble alkali metal metasilicate : en
  • US2018461A - Multiple conductor sector electric cable : en
  • AT143132B - Anti-theft pocket clips. : de en
  • DE620500C - Device for uninterrupted dehumidification of water, especially boiler feed water : de en
  • FR789141A - Electron tube with an empty space serving as a resonator : en fr
  • AT143286B - Electrolytic metal deposition process. : de en
  • DE620457C - Multi-leg magnet with one or more coils arranged on the legs : de en
  • AT143193B - Rotating machine. : de en
  • US2018397A - Anhydrous hydrogen fluoride : en
  • AT143184B - Process and device for hydrodynamic energy storage and pressure generation. : de en
  • DE620566C - Safety device for sliding window : de en
  • GB436892A - Improvements relating to hydraulic remote control : en
  • GB437020A - Improvements in or relating to charge mixing and heating devices and/or vaporisers for use in the cylinders of internal combustion engines : en
  • AT143241B - Test switchgear. : de en
  • US2018546A - Aileron control : en
  • USD97282S - Design fob a shoe : en
  • US2018017A - Treatment of textile materials : en
  • US2018392A - Die and method of making the same : en
  • AT143148B - Sliding window. : de en
  • US2017849A - Apparatus for signaling : en
  • USRE19731E - Tubular metallic shaft : en
  • US2018193A - Inking mechanism and method : en
  • US2018350A - Production of aldehydes from dicarboxylic acids : en
  • US2018265A - Method of condensing magnesium vapor : en
  • US2018337A - Aerial system : en
  • DE620419C - Process for processing starting materials containing iron, nickel and copper : de en
  • DE620465C - Rotary lobe vacuum pump with oil seal : de en
  • FR789088A - Differential anti-interference device for radio receivers : en fr
  • GB437216A - Improvements in or relating to cathode-ray tubes : en
  • FR788988A - Improvements to flexible metal tubes : en fr
  • FR789292A - Electrical insulator with high surface resistance, and its manufacturing process : en fr
  • USD97288S - Design for a lighting fixture : en
  • GB436907A - Improvements in or relating to shock absorbers : en
  • GB437142A - Improvements in tobacco cutting devices : en
  • DE620493C - Process for the separation of salt mixtures of alkali nitrate and ammonium chloride obtained by reacting alkali chlorides with ammonium nitrate : de en
  • DE620387C - Process for drying gases and gas mixtures : de en
  • GB437064A - Process for the manufacture and treatment of endless castings in a continuous operation : en
  • GB437192A - Improvements in spring mattresses and the like : en
  • GB437099A - Improvements in or relating to radio aerials : en
  • US2018144A - Method and apparatus for transferring gas material : en
  • US2018530A - Bicycle mud guard brace : en
  • AT143126B - Upper ice refrigerator. : de en
  • DE620778C - Electric melting furnace : de en
  • AU1841634A - A combustible gas-driven turbine engine : en
  • DE620437C - Golf club with a hollow steel shaft that is tapered towards the end of the club head : de en
  • AU2024034A - Improvements in or relating to apparatus for light-sensitive surfaces : en
  • CA353677A - Hydrocarbon fuel burner system : en fr
  • AT143144B - Hydraulic braking device. : de en
  • US2018298A - Fuse center : en
  • AT143104B - Drive device for railway barriers. : de en
  • GB436858A - Improvements in mechanism for periodically changing displayed matter, in show-cases and the like : en
  • GB437070A - Gas-fired furnaces : en
  • AT143253B - Method and device for determining the hydrogen ion concentration. : de en
  • DE620551C - Sewing machine : de en
  • FI16774A - Elektrisk glödamppa, urladdningsrör eller blixtljuslampa : en fi
  • AU1998034A - Improvements in and relating to apparatus for delivering gas under pressure to beer casks andthe like : en
  • AT143114B - Device for smashing small glass containers such as glass vials or the like. : de en
  • AT143246B - Bimetal thermometer. : de en
  • AT143125B - Gas meter with three or more measuring chambers and creeping control. : de en
  • DE620591C - Magnetic core made of sheets of different magnetic conductivity, especially for telephone ring transmitters : de en
  • AT143289B - Method and device for degreasing and cleaning metal objects using a volatile solvent. : de en
  • AU1976634A - Improvements in raising and lowering devices for ploughs and like cultivating implements : en
  • CA353649A - Glass tank float : en fr
  • AT143296B - Process for transferring raised or recessed shapes by etching. : de en
  • AU2153035A - Improved process of artificial seasoning of wood : en
  • US2018558A - Sheet folder and binder : en
  • US2018016A - Trolley : en
  • US2018121A - Bread slicing machine : en
  • AU2159035A - Improvements in means for securing stereo plates onthe cylinder ofa rotary printing press : en
  • DE620688C - Pipe hanging nail : de en
  • FR789081A - Universal automatic brake adjuster : en fr
  • FR789259A - Advanced machine for finishing the edge of leather parts used in the manufacture of shoe uppers and other articles : en fr
  • GB437260A - Improvements in or relating to cigarette cases or containers : en
  • USD97261S - Design for an alphabet for forming : en
  • US2018287A - Variable speed three-phase motor with variable torque : en
  • US2018401A - Wave transmission and modulation : en
  • AT143179B - Leading out the cable from the motor in electrically operated submersible pump units for drilling wells. : de en
  • AT143200B - Arrangement for commutation in converting devices with controlled discharge paths. : de en
  • AT143219B - High frequency stranded wire. : de en
  • AT143272B - Cutting device, in particular razor. : de en
  • CA353703A - Rail heating apparatus : en fr
  • FR789031A - Heated sole for shoes and slippers : en fr
  • FR789327A - Agents capable of forming foam with air and usable as fire extinguishers : en fr
  • GB437134A - Improvements in the construction of bodies of colliery and like tubs, or trucks, or wagons : en
  • GB437245A - Improvements in multiple unit treadle door control apparatus : en
  • US2017924A - Automatic applicator : en
  • US2018429A - G a f winckler : en
  • AU1969434A - Plough for use on difficultly accessible strips of ground : en
  • AU2024134A - Improvements in or relating to photographic printing or enlarging apparatus : en
  • AT143273B - Method of fastening straps to pressed steel doors and gates. : de en
  • US2017922A - Door clamp : en
  • US2018035A - Regulating apparatus : en
  • DE620409C - Cam switching device : de en
  • DE620531C - Glasses basket made of molded material for protective glasses : de en
  • US2018232A - Method of and apparatus for crushing rock : en
  • FR789261A - Conduit and antenna system for ultrashort electromagnetic waves : en fr
  • AT143149B - Device for issuing a temporary or false wire for roving. : de en
  • US2018122A - Air and mixture heater for gasifiers : en
  • US2018261A - Sliver coiler and can therefor : en
  • US2018263A - Method of flash butt welding : en
  • AT143154B - Metal window. : de en
  • US2018463A - Sonic locator system : en
  • DE620502C - Breeches : de en
  • DE620554C - Copy set with all-round closure : de en
  • FR789059A - Apparatus for the treatment of milky liquids, dispersions, emulsions and similar liquids : en fr
  • US2018313A - Composition of or containing rubber and method of making the same : en
  • US2017882A - Acetotricarballylic ester : en
  • US2018115A - Weather strip construction : en
  • US2018481A - Precision channel gauge : en
  • AT143106B - Elastic wheel. : de en
  • US2018072A - Printing machine : en
  • US2018042A - Safety razor : en
  • US2018038A - Selecting device : en
  • US2018176A - Means for connecting wire ends : en
  • US2018416A - Height measuring apparatus : en
  • US2018420A - Merchandise control system : en
  • AT143163B - Portable bed. : de en
  • AT143169B - Ladies bag. : de en
  • AT143215B - Circuit arrangement for telephone systems. : de en
  • AU1980834A - An improved glass forming machine : en
  • AU2128835A - Improvements in and relating to windmill heads and the lubricatiion fo moving parts thereof : en
  • DE620596C - Device for drying hair waves : de en
  • AT143139B - Tensioning device for the caterpillar tracks, track belts or the like of motor vehicles with two swingable wheel axles arranged close together. : de en
  • AU2194935A - Improvements in sifting or bolting machines for flour andother granular or powdered material : en
  • AT143294B - Process to compensate for cold losses due to the ingress of heat through the walls of insulated apparatus or containers for the decomposition or storage of low-boiling gases and the device for carrying out this process. : de en
  • DK50792C - Pipes for heat transfer, especially Economizer pipes. : da en
  • DK50800C - Device by Windows. : da en
  • DE620507C - Angled rolling mill for expanding tubes : de en
  • DE620703C - Process for rendering vegetable, animal or mineral oils odorless : de en
  • FR789262A - Improvements to shaker conveyors and similar apparatus : en fr
  • AT143127B - Slingshot device for skill machines. : de en
  • US2017992A - Timer : en
  • US2018607A - Process of making sodium aluminate : en
  • USD97312S - Design for trimming for shoes or : en
  • FR789252A - Perfected cosmetics : en fr
  • US2018137A - Condensation products from phloroglucine and process of preparing them : en
  • US2018078A - Method of forming pressed sheet metal spoked wheels : en
  • DE620315C - Automatic knocking machine : de en
  • DE620671C - Alarm racks : de en
  • US2018274A - Method and apparatus for conditioning air in railway passenger cars : en
  • US2018340A - Relay : en
  • US2018615A - Meter box : en
  • US2017910A - Combined amplifying and rectifying system : en
  • USD97320S - Design for a textile fabric : en
  • AU2104635A - Improvements inthe treatment of textile materials : en
  • IS171A7 - Process for the production of mixed acid for the preservation of new plants and plant parts, such as grass, legumes, green fodder, root crops, roots and vegetables. : en is
  • US2018362A - Electron discharge tube : en
  • AT143237B - Discharge tube. : de en
  • DE620583C - A closed mandrel shaft guide arranged in the pulling bed of the pipe ram : de en
  • GB436877A - Improvements in or relating to the saccharification of cellulosic materials : en
  • US2017934A - Locking binder : en
  • DK50808C - Method for Manufacturing Partitions for Electric Accumulators. : da en
  • GB436931A - Improvements in and relating to iron-nickel alloys : en
  • DE620311C - meat grinder : de en
  • FI16791A - For the purposes of this Regulation, the ratios of the refunds shall be : en fi
  • AT143152B - Hollow brick ceiling. : de en
  • USRE19733E - Process for the production of : en
  • DE620535C - Reading device for magnetic compasses : de en
  • FR789204A - Process for making a plastic and waterproof fabric applicable to masks and protective clothing against war gases : en fr
  • US2018096A - Percussive tool valve : en
  • US2018134A - Electric socket and casing : en
  • US2018282A - Pressure adjustment for cylinders of printing and other machines : en
  • FR789009A - Installation of split-toothed gears : en fr
  • US2018592A - Cinematography in relief : en
  • US2018306A - Internal combustion engine : en
  • AT143128B - Process for producing non-toxic fuel gas. : de en
  • USD97260S - Design fob a textile fabric : en
  • CA353715A - Yarn manufacture : en fr
  • DE620656C - Stand for flower pots : de en
  • AT143223B - Arrangement for testing voltage transformers. : de en
  • US2018146A - Golf tee : en
  • US2017863A - Synthetic tanning material : en
  • US2017954A - Doorlatch : en
  • US2018259A - Apparatus for heating rails : en
  • US2018611A - Abrasive pad : en
  • AT143207B - Device for quick tripping of overcurrent circuit breakers in socket form. : de en
  • US2017997A - Synchronizing means for transmission mechanisms : en
  • US2018541A - Brick : en
  • US2018138A - Ditching plow : en
  • US2017902A - Two-signal receiving device : en
  • US2018584A - Valve stem : en
  • US2018308A - Sash window : en
  • USD97259S - Design fob a textile fabric : en
  • US2017845A - Method of bristling a brush support : en
  • CA353705A - Brake : en fr
  • AU2120135A - Improvements relating to electropneumatic brake equipment : en
  • US2018409A - Apparatus for applying hoods to containers : en
  • US2018422A - Process for frosting glass bulbs in gradation : en
  • US2017911A - Wall and ceiling construction : en
  • US2018130A - Check valve : en
  • US2018257A - Thermionic vacuum tube : en
  • USD97296S - Design for a hand mirror or the like : en
  • US2018170A - Lost motion linkage for fuel pumps : en
  • GB437181A - Arrangement on railway vehicles for guiding bogies or single axles : en
  • CA353709A - Metal container : en fr
  • US2018301A - Cap nut : en
  • US2018375A - Regulating valve for floor waxing devices : en
  • US2018411A - Rail grinder : en
  • US2017926A - Receptacle : en
  • US2018012A - Spinner cowl : en
  • AU2009034A - An improved combination water faucet construction : en
  • DE620564C - Slip clutch : de en
  • FR789115A - Improvements made to the electric lock control : en fr
  • US2017927A - Cam grinding machine : en
  • US2018216A - Building covering, and method of manufacturing same : en
  • AT143105B - Overrunning clutch for motor vehicles. : de en
  • DE620225C - Flushing device for pipe wells : de en
  • FR789306A - Assortment of draws for the preparation of worsted wool in the processing of medium and fine wools : en fr
  • US2018477A - Coaxial conductor system : en
  • AT143178B - Power transmission device. : de en
  • US2018127A - Hair waving pad : en
  • US2018349A - Wireless direction finding system : en
  • US2017859A - Electronic temperature indicating and control system : en
  • US2017951A - Leak detecting apparatus : en
  • US2018275A - Knitted fabric construction : en
  • US2018496A - Recorder stylus : en
  • US2018591A - Gardening implement : en
  • FI16788A - Mätinstrument för mätning av Travaror : en fi
  • FR789084A - Gyroscope stabilizer : en fr
  • GB437158A - Improvements in or relating to lifting jacks : en
  • GB437230A - Improvement in belt connector : en
  • FR789320A - Binding enhancements : en fr
  • AU1966834A - Antenna selecting and coupling means for use in diversity radio reception systems : en
  • DK50786C - Apparatus for apparatus for gluing closure strips on packages. : da en
  • AT143218B - Earth fault monitoring device. : de en
  • DK50809C - Procedure for regularly and continuously installing luminescent fabric parts in electric discharge tubes. : da en
  • USD97305S - Design fob a dressing table box or : en
  • DE620520C - Axle guide for vehicles : de en
  • FR789030A - Rammed foundation system in soft ground : en fr
  • US2017984A - Garment attachment : en
  • US2018036A - Time controlled flush valve : en
  • US2018639A - Fuel delivery unit : en
  • GB437048A - Improvements in or relating to low pressure food steamers : en
  • FI16778A - Fruit shears : en fi
  • DE620484C - Streamlined extension device : de en
  • AT143275B - Method and tool for trimming the edge of multi-sided hollow workpieces with an open or closed outer surface. : de en
  • FR789346A - Improvement in braking of railcars : en fr
  • DE620757C - Elastic clamp for pit punch : de en
  • DE620523C - Circuit for reducing the attenuation of tuning circuits capacitively coupled to a high-frequency amplifier tube : de en
  • US2018305A - Pedal lock for pressing machines : en
  • US2018582A - Gas burner or the like : en
  • CA353675A - Metal-forming lubricant : en fr
  • DE620752C - Thread limit gauge with adjustable jaws : de en
  • DE620659C - Solder connection of metal pipes inserted into one another, especially vehicle frames : de en
  • FR789102A - Water clarification processes and installation : en fr
  • DE620777C - Process for the preparation of a toothpaste containing fruit or vegetable juices : de en
  • DK50814C - Block device for Footwear. : da en
  • FR789094A - Detection method for radio waves : en fr
  • GB437196A - Improvements in or relating to seat covers, particularly for the seats of motor vehicles : en
  • GB437065A - Fuel for pyrophoric lighters : en
  • SE84645C1 - : en
  • GB436995A - Improvements in printing presses : en
  • FR789283A - Method and device for passing plates, sheets, bars and other objects through acid treatment baths, ovens, etc. : en fr
  • FR789002A - Spring wheel intended mainly for railway vehicles : en fr
  • FI16807A - A method of preventing cigarette or cigar ash from collapsing : en fi
  • GB437221A - Improvements in or relating to electric motors : en
  • FR789220A - Flush, enclosed or palâtre security lock : en fr
  • FI16769A - Anordning vid vägredskap : en fi
  • AT143239B - Metallized tape for electric cables, in particular telecommunication cables. : de en
  • CA353687A - Soot blower : en fr
  • FR789335A - Manufacturing process for hollow bodies : en fr
  • GB437117A - Washing apparatus : en
  • GB437091A - Improvements in safety razors and blades : en
  • GB437141A - Improvements in washing machines : en
  • GB437000A - Siren equipped toy fire-arm : en
  • US2018247A - Roll and method of manufacturing rolls : en
  • FI16764A - Flame retardants for the production of fossil fuels : en fi
  • FR788970A - Improvements to platinum printing machines, using roll paper : en fr
  • FR789338A - Rolled bar advancement tables, for cooling tables : en fr
  • DE620635C - Process for the preparation of 3,5,8,10-pyrenetetrasulfonic acid and its salts : de en
  • FR788952A - Application of aluminum alloys : en fr
  • FR789243A - Improvements to material feed mechanisms : en fr
  • GB437123A - Improvements in and relating to the production of tempered glass sheets : en
  • FR789188A - Converter for direct current electrolysis plants : en fr
  • DE620485C - Tool holder for cutting devices with a knife going up and down : de en
  • FR789240A - Fuel dispenser tap : en fr
  • GB437218A - Improvements in and relating to electric converting systems : en
  • US2017869A - Light compensator : en
  • US2018417A - Rail vehicle axle journal brass : en
  • FR789051A - Leather impregnation process : en fr
  • GB437009A - Improvements in refrigerating or cooling machines : en
  • DE620739C - Lock in which the nut moved by a pusher or a key pulls back the latch and, under their mediation, the bolt : de en
  • US2018637A - Package of cheese and process of preparing same : en
  • DE620592C - Device for draining the high salinity water from electrode boilers : de en
  • FI16772A - Completion of the coordination, external or frequency multiplication with high frequency response : en fi
  • GB437015A - Improvements in or relating to stands for rolling apparatus : en
  • GB436913A - Improvements relating to wire fabric seating surfaces : en
  • US2018478A - Machine for making chemical asbestos : en
  • FR789144A - Improvements to the bodies or bodies of vehicles used for passenger transport : en fr
  • FR789167A - Folding card improvements : en fr
  • GB436890A - An improved tap : en
  • GB437013A - Process for the production of rubber latex and latex concentrates suitable for adhesive purposes : en
  • GB437256A - Improvements in spring locks for doors : en
  • GB436920A - Improvements in weighing scales : en
  • US2018613A - Flexible seal expansion joint : en
  • FR788956A - label for cans and other containers : en fr
  • US2018438A - Process of making pigments from lead ores : en
  • GB437149A - Improvements in and relating to change-speed gears for motor vehicles : en
  • FR789130A - Method and device for photographic reproduction of documents : en fr
  • US2018398A - Clamp : en
  • AU1969134A - An improved tension device for use when straining ropes, cords, chains and the like : en
  • DE620440C - Device for the pretreatment of burning goods, such as raw cement : de en
  • FR789136A - Improvements to electrical devices for lighting electric lamps in a light panel : en fr
  • USD97306S - Design for a service stand for the : en
  • AU439037A - Improvements in or relating to radio and other modulated carrier wave transmitters of the suppressed carrier type : en
  • US2018104A - Tack button : en
  • US2018206A - Apparatus for plunger lift control : en
  • US2018553A - Feed control : en
  • US2017892A - Method of processing coffee : en
  • US2018249A - Process of carrying through gas reactions : en
  • DE620608C - Operating procedure for combustion chambers working according to the deflagration process : de en
  • US2018145A - Trimming mechanism for grinding wheels : en
  • DE620473C - Scrap shears for cutting seam strips : de en
  • US2018235A - Protective system for discharge devices : en
  • DE620691C - Disc filter cell : de en
  • FI16773A - Electric battery with low cathode : en fi
  • GB437177A - Device for absorbing torque in spring cantilever struts on flying machines : en
  • GB437227A - Machine for casting metals : en
  • GB436894A - Capacity operated discharge lamp : en
  • DE620695C - Piston arrangement for stationary engines operated by volatile operating media (e.g. AEther) : de en
  • AT143171B - Storage facility for the rapid charging of fireless vehicles and method for operating this facility. : de en
  • AT143231B - Braun tube. : de en
  • FR789336A - Process for manufacturing filter media for suspended matter using fibrous, animal, plant, mineral or artificial materials : en fr
  • GB436999A - Improvements in and relating to mechanism for feeding tobacco particularly for cigar making machines : en
  • FR789146A - Direct relay insensitive to overcurrents due to the switching on of no-load transformers : en fr
  • US2018402A - Track lubricator : en
  • US2017876A - Extensometer : en
  • DE620741C - Thread tensioner with two rotating tension disks : de en
  • US2018323A - Electric fuse socket : en
  • GB437118A - Improvements in and relating to control systems for alternating currents circuits : en
  • GB437225A - Improvements relating to warning devices associated with cycle brakes : en
  • FR788992A - Base range finder accessory : en fr
  • FR789216A - Apparatus for the automatic feeding and dispensing of lump sugar and the like : en fr
  • GB436926A - Improvements in or relating to neckties and the manufacture thereof : en
  • FI16776A - Tandputsnings- och munvårdsmedel i pastaform : en fi
  • GB437191A - An automatic device for spragging colliery trams and the like : en
  • US2018321A - Thermostatically controlled piezo-electric crystal holder : en
  • FR789162A - Adjustable and removable ski bindings : en fr
  • DE620627C - Process for reducing the swellability of structures made from regenerated cellulose : de en
  • DE620693C - Process and device for the production of hydrogen from caustic alkali, silicon and water in pressure vessels : de en
  • AT143217B - Electrolytic cell with contactor. : de en
  • AU2074234A - Electric radiator : en
  • DE595428C - Process for the production of a long-life dry milk : de en
  • DE619631C - Socket with locked insulating cover : de en
  • AU1972234A - Means for preventing entrainment inthe evaporation of sugar juice andthe like : en
  • GB436997A - Improvements in or relating to joining the parts of metal structures : en
  • GB437047A - Improvements in electric lighting fittings : en
  • US2017872A - Plow : en
  • FR789128A - Improvements to printing machines : en fr
  • FR789152A - Closure for containers : en fr
  • GB436871A - Improved apparatus for projecting lenticular photographic films : en
  • FR789241A - Improvements to the combustion chambers, or relating to the combustion chambers, of combustion engines with compression ignition : en fr
  • GB437121A - Improvements in or relating to processes of producing butyl alcohol : en
  • US2017842A - Unidirectional current-carrying device and process of producing the same : en
  • DE620769C - Electric multifilament lamp : de en
  • US2018129A - Spike driving machine : en
  • US2018147A - Safety razor : en
  • US2018279A - Weed puller : en
  • GB437266A - New colouring matters : en
  • GB437441A - Improvements in the treatment of textile materials : en
  • FR789186A - Device for transforming a current of constant direction into a device of variable direction, or vice versa, and apparatus using this current : en fr
  • FR789348A - Dough rolling and shaping machine, especially bread dough : en fr
  • DE620478C - Snow chain : de en
  • DE620650C - Methods and apparatus for the continuous melting of glass : de en
  • FR789198A - Method and device for cutting and pelletizing powdered materials : en fr
  • GB437251A - Electron discharge devices : en
  • DE620160C - Device for transmission of the measured value from measuring devices : de en
  • DE620773C - Underwind traveling grate with grate bars lined up on cross beams and with air zones separated from one another by stripes in the direction of travel : de en
  • GB437253A - Improvements in or relating to surgical dressings : en
  • FR789027A - Improvement in coating materials more particularly intended for waterproofing transparent cellulosic sheets : en fr
  • GB436906A - Improvements in and relating to catalysts serving for the removal of bad odours and poison from the exhaust gases of internal combustion engines : en
  • GB437272A - Improvements in tobacco cutting machines : en
  • FI16780A - Stove with water heater : en fi
  • DE620603C - Calculating device with scale roller and scale slide : de en
  • FR788960A - Elastically suspended test stand for testing vehicle engines and more specifically aircraft engines : en fr
  • FR789135A - Watch strap : en fr
  • FR789332A - Pendulum or clock face : en fr
  • FR789311A - Discharge tubes and control devices : en fr
  • US2018019A - Nonrefillable bottle : en
  • US2018630A - Foot measuring machine : en
  • DE620602C - Optical system : de en
  • DE620634C - Method for stripping pressed tubes u. Like. From the ram : de en
  • FR789225A - Method of fixing flexible conductors on dynamo brushes, in particular on multi-layered brushes : en fr
  • FR788984A - Ashtray with cigarette extinguisher : en fr
  • FR789182A - Device to remove stains yourself from all fabrics : en fr
  • GB437049A - A process for dyeing animal fibres : en
  • DE620391C - Process for carrying out chemical reactions taking place at 180 ° C or at higher temperatures under pressure in the soap industry using flowing steam : de en
  • AT143162B - Protective clip to be used for permanent hair waving. : de en
  • US2018314A - Multiple discharge tube : en
  • CA353680A - Zinc purification : en fr
  • AU2239035A - Knitted elastic fabric : en
  • FR789223A - Sandblasting improvements : en fr
  • GB437370A - Improvements in or relating to absorption refrigerating apparatus of the intermittent type : en
  • CA353714A - Yarn manufacture : en fr
  • AT143263B - Shut-off device for the outlet pipe of liquid heaters, mixing valves or the like. : de en
  • US2018095A - Process of preparing solid diazonium salts : en
  • USD97301S - Design for a shoe or similar article : en
  • CA353706A - Fire extinguisher : en fr
  • AT143180B - Valve control for piston engines. : de en
  • US2017840A - Flushing valve : en
  • US2018141A - Drink mixer : en
  • US2018364A - Remote control device : en
  • US2018248A - Stocking : en
  • CA353668A - Starter gearing : en fr
  • FR789234A - Improvements to internal combustion engines : en fr
  • FR789239A - Lighter : en fr
  • GB437033A - Improvements in and relating to the low-temperature carbonization of coal and other materials : en
  • GB437215A - Improvements in the automatic control of furnace temperatures : en
  • CA353633A - Oil burning water heater : en fr
  • DE620683C - Butt connection of rails by means of a washer plate welded under the rail foot ends : de en
  • GB436870A - High frequency signalling systems : en
  • GB437194A - Improvements relating to flexible members for transmitting movement : en
  • AT143176B - Automatic hydraulic air compressor. : de en
  • AT143281B - Process for the production of solid, high-percentage per compounds. : de en
  • AT143292B - Process for the production of permanent permanent cultures of acid-forming bacteria, in particular lactic acid bacteria. : de en
  • FR789298A - Removable wheel for vehicles : en fr
  • US2018153A - Vacuum pump : en
  • US2018467A - Shaft suspension : en
  • US2018434A - Apparatus for generating ions : en
  • USRE19730E - F groene : en
  • DE620480C - Glass washing device : de en
  • DE620754C - Gluing device, especially for bottle labeling machines : de en
  • DE620775C - Method for expanding knitted fabrics on the flat weft knitting machine : de en
  • CA353699A - Telephone system : en fr
  • FR789072A - Steering axle device with independent wheels and fixed steering : en fr
  • US2018436A - Printing of animal fibers with mordant dyestuffs : en
  • US2018517A - Elastic adhesive bandage : en
  • US2018500A - Condenser : en
  • US2018447A - Vending machine : en
  • US2018454A - Fire hydrant : en
  • US2018472A - F sass : en
  • US2018165A - Patterning mechanism for circular knitting machines : en
  • US2018590A - Current shut-off mechanism : en
  • GB437023A - Process of and apparatus for the refining treatment of relatively low boiling cracked hydrocarbons : en
  • US2018415A - Toy airplane : en
  • US2018628A - Excavating dipper : en
  • USRE19739E - Machine for working fine gold : en
  • US2018267A - Machine element : en
  • US2018389A - Fruit juice container and mixer : en
  • US2018444A - Automobile roof construction : en
  • US2018588A - Process of filling leather and the resulting product : en
  • US2017883A - Television system : en
  • US2018475A - Conversion of hydrocarbon oils : en
  • AT143117B - Umbrella. : de en
  • DE620597C - Closure device for end or end caps for vacuum cleaner : de en
  • US2018085A - Method of making flat expanded grilles : en
  • US2018641A - Paper file : en
  • US2018399A - Gauging apparatus : en
  • US2017993A - Resin and coating or plastic composition containing the same : en
  • USD97272S - Design fob a curtain fabric : en
  • AT143262B - Spreader with agitator. : de en
  • GB437276A - Improvements in and relating to hammers, presses and the like : en
  • GB437069A - Improvements in the cooling of internal combustion engines : en
  • US2017852A - Vanity case : en
  • DK50815C - Ventilated Garments. : da en
  • US2018344A - Power transmitting device : en
  • US2018270A - Fluid storage system : en
  • US2018303A - Electrical conduit system : en
  • US2018322A - Suprapubic drainer : en
  • US2018612A - Internal combustion engine : en
  • US2018645A - Rubber cement of high rubber content and low viscosity : en
  • DE620472C - Machine tool, in particular jig drilling machine : de en
  • US2018393A - Amusement device : en
  • US2018168A - Carburetor : en
  • FR789148A - Coupling system in a high, low or medium frequency amplifier : en fr
  • GB437208A - Improvements in or relating to hydraulic cartridges : en
  • AT143113B - Injection syringe. : de en
  • CA353639A - Outboard motor : en fr
  • US2018203A - Terminal : en
  • US2018633A - Flaked sodium chloride composition : en
  • AT143297B - Electrolytic decomposer, in particular pressure decomposer, for generating hydrogen and oxygen under high pressure. : de en
  • DE620445C - Process for airtight and watertight packaging of goods by means of paper soaked with wax : de en
  • GB437051A - The manufacture of oestrogenous products : en
  • DE620562C - Retractable aircraft taxiway : de en
  • US2017856A - Manufacture of shoes : en
  • US2017935A - Duplex driving mechanism : en
  • GB437031A - Improvements in paper machine dryers : en
  • US2018551A - Hand case : en
  • US2018616A - Hydrodynamic gear : en
  • US2018624A - Motor-support and bobbin-winder of sewing machines : en
  • DE618611C - Device for electromechanical power transmission : de en
  • DE620588C - Insulator with putty-free fastening of the valve : de en
  • AU2105935A - Water-bag carrier for motor vehicles : en
  • US2018094A - Hollow article : en
  • FR789142A - Improvements to garden machinery : en fr
  • GB436970A - Improvements in or relating to bins or like cylindrical containers : en
  • US2018020A - Ventilator : en
  • US2018064A - Folding running board for road vehicles : en
  • US2018476A - Electric switch : en
  • FR789016A - Vertical water tube boiler : en fr
  • CA353679A - Lubricating and cooling system : en fr
  • AT143122B - Liquid atomizers, in particular for toilet appliances. : de en
  • US2018133A - Manufacture of silicon carbide : en
  • FR789214A - Engine applicable to aviation or automobiles : en fr
  • CA353664A - Adhesive composition : en fr
  • AU2164335A - Holder for skeins of wool andthe like : en
  • FR789137A - Process for the preparation of arsenobenzene monosulfoxylates : en fr
  • FR788974A - Ornamented heel, method and apparatus for its manufacture : en fr
  • FR789069A - Rotary piston pumps : en fr
  • GB436965A - Improvements in the manufacture of rubber and the like articles : en
  • GB436984A - Improved stop motion mechanism for weaving looms : en
  • FI16784A - As a health battery : en fi
  • DE620753C - Machine for straightening pipes and round bars : de en
  • US2018552A - Dispensing container : en
  • US2018579A - Life boat : en
  • AT143259B - Capsule system, especially gas and liquid meters. : de en
  • DE620569C - Moistening device for yarns, in particular on winding machines : de en
  • FR789203A - Improvements made to routers and milling machines : en fr
  • GB437187A - Improvements in and relating to two-stroke cycle internal combustion engines : en
  • FI16782A - For the purposes of the gas and water supply system, such as, for example, gas and water, : en fi
  • FR789124A - Advanced joist : en fr
  • DE620501C - Rolling device for finished dough pieces : de en
  • FI16763A - Electrolyser, in particular as a pressure electrolyser for the production of hydrogen and oxygen under high pressure : en fi
  • FI16795A - Conservation aid for greenhouses : en fi
  • FR789038A - Automatic telegraph receiver : en fr
  • GB437238A - Improvements in or relating to chain gears : en
  • FR789235A - Adjustable pressure and flow pump for sprayers : en fr
  • FR789029A - Improvements to form-mounting machines : en fr
  • FR789112A - Ball and spring cycle frame : en fr
  • GB437097A - Improvements in or relating to boiler furnaces : en
  • DE620506C - Heating up burner for gasoline-powered steam burners : de en
  • DE620728C - Cinema playback device : de en
  • DE620664C - Carrier for light-sensitive materials : de en
  • DK50794C - Sound-insulating and sound-absorbing plate. : da en
  • FR789011A - Apparatus for physical training and rehabilitation : en fr
  • GB436889A - Improvements in or relating to heating apparatus suitable for use in shoemaking : en
  • GB436992A - Improvements in or relating to doors and door-frames of apparatus for the heat treatment of carbonaceous materials : en
  • GB436874A - Improvements in or relating to the distillation of methylamine mixtures : en
  • GB437043A - Improvements in tools for facing metal tubes : en
  • US2018177A - Method of equipping box binding wires with fastening means : en
  • US2018086A - Bottle cleaning device : en
  • FR789058A - Process for preparing finely divided solid state dry rubber by spraying latex in a drying atmosphere : en fr
  • GB437222A - Improvements in trailer vehicles having a central longitudinal chassis member : en
  • FR788953A - Method for the separation of the first voltage pulse in the case of double or similar signals, and installation including application : en fr
  • FR789255A - Cine-radio-phonographic equipment for didactic purposes : en fr
  • FR789265A - Protective device against artillery projectiles : en fr
  • GB437164A - Improvements in metal foils covered with cellulose foils or films : en
  • IE13538L - Wireless modulating systems : en
  • GB437087A - Improvements in or relating to the manufacture of hollow bodies and containers from artificial resins : en
  • GB436910A - Improvements in heat insulation : en
  • FR788996A - Means for attaching reinforcing sleeves or tubes to the ends of the flexible hose of dust-vacuum apparatus : en fr
  • GB436867A - Improvements in draught, dust, and weather excluders for doors and windows : en
  • GB437255A - Improvements in and relating to rotary compressors : en
  • FI16793A - Tone-adjustable string instrument such as violin, guitar, etc. : en fi
  • DE620498C - Device to prevent rolling over curtains : de en
  • DE620681C - Pressure device for consumption meter : de en
  • FR789192A - Process for sharpening and ironing the knives of cutting devices in cigarette-making machines and other similar machines : en fr
  • DE620522C - Intermediate frequency superposition receiving circuit : de en
  • DE620599C - Bowl holder with suction cups : de en
  • AT143222B - Method and device for operating evaporative coolers, in particular for vacuum discharge vessels. : de en
  • DE620556C - Wind vane, especially for advertising purposes : de en
  • DE620790C - Spark plug socket : de en
  • US2018276A - Art of treating vegetable fibers : en
  • US2018335A - Endoscopic instrument : en
  • US2018471A - Electroplating upon a metallized surface : en
  • DE620679C - Circuit for suppressing harmonics in direct current systems with the aid of direct current motors and chokes : de en
  • US2017973A - Steel building unit : en
  • DE620613C - Device for optical copying of titles into movies : de en
  • AT143255B - Collapsible table, chair or the like. : de en
  • US2017887A - Cable clamp or connecter : en
  • GB437263A - Improvements relating to the electrical transmission of sound, pictures or the like : en
  • US2018394A - Process for the manufacture of baking preparations from milk : en
  • GB437007A - Improvements in and relating to collapsible tubes : en
  • DE620356C - Barrel weight scale with changing speed of displacement of the barrel weight : de en
  • GB437175A - A method of equalising torsional oscillations in four-stroke internal combustion engines having an uneven number of cylinders and equally spaced cranks : en
  • US2018228A - Container and closure therefor : en
  • USD97315S - Design for a flower holder : en
  • GB436998A - Improvements relating to lubricating greases : en
  • DE620446C - Multi-part insert for rotary tables for deep drilling : de en
  • DE620578C - Sail track for picking up and setting down swimming bodies, in particular airplanes : de en
  • GB437147A - Improvements in brassieres : en
  • AT143187B - Labyrinth seal for rotating machine parts, especially on steam and gas turbines. : de en
  • AT143244B - Reflector luminaire with single cell operation. : de en
  • AT143220B - Process for the production of high-frequency strands consisting of several stranding elements. : de en
  • AT143284B - Light metal piston alloys. : de en
  • AT143251B - Electrode holder for fusion welding. : de en
  • US2017923A - Gain control apparatus : en
  • US2018091A - Extracting oil from cashew nuts : en
  • US2018586A - Metal casting system : en
  • CA353627A - Shuttle guard for looms : en fr
  • US2018439A - Feeding mechanism for sewing machines : en
  • US2018126A - Press : en
  • US2018028A - Method of making cellulose acetate : en
  • CA353684A - Absorption refrigerating apparatus : en fr
  • DE620410C - Key transmitter for telegraph apparatus : de en
  • FR789065A - Liquid container : en fr
  • US2018433A - Centrifugal machine : en
  • DE620700C - Ultra-short wave tubes : de en
  • DE620654C - Speed indicator : de en
  • DE620665C - Device for dropping fire service ladders from vehicles : de en
  • US2018599A - Apparatus for treating human bodies with electrons : en
  • US2018055A - Bearing construction for rolling mills and the like : en
  • AT143271B - Device for pre-bending the warm rails in a direction opposite to the bending resulting from the cooling, both in size and shape. : de en
  • US2018001A - Aircraft : en
  • AT143185B - Turbo transmission. : de en
  • AT143254B - Device for folding toilet seat boards up and down. : de en
  • US2017891A - Skid preventer : en
  • US2018011A - Tobacco feeding apparatus for cigarette making machines : en
  • DE620408C - Railless loading trolley : de en
  • AT143261B - Board game. : de en
  • FR789303A - Networked Electric Power Distribution System : en fr
  • US2018486A - Electrolytic condenser : en
  • DE620729C - Rotary piston machine with movable pistons arranged in the runner : de en
  • FR789307A - Method and device for the production of torsion-free load-bearing cables starting from any profiled wires : en fr
  • US2018608A - Apparatus fob the transportation : en
  • USD97274S - Design for a wire door rack or : en
  • AT143194B - Compressed air system for operating turbines. : de en
  • US2018516A - Internal combustion engine : en
  • US2018601A - Generator gasoline burner : en
  • USD97251S - Design for a settee frame or : en
  • US2018005A - Sealing means for empty containers : en
  • US2018309A - Distillation of mineral oil : en
  • DK50787C - Air draft regulator, especially for Tile Stoves. : da en
  • DE620653C - Device for the mechanical resolution of the equation u = axy / z : de en
  • AU1976034A - Improvements in gas producers for use with internal combustion engines : en
  • CA353707A - Automatic calendar : en fr
  • GB436912A - Improvements in apparatus for playing games : en
  • DK50805C - Electric powered Trolley with Lifting Charger. : da en
  • FR789251A - Process for withdrawing liquids or gases containing solids from high pressure spaces : en fr
  • GB437226A - Improvements in the treatment of textile materials : en
  • DE620746C - Process for removing carbon dioxide from gas mixtures : de en
  • US2018272A - Analyzer : en
  • US2018338A - Connecting device : en
  • US2018518A - Flange and rail lubricator : en
  • AT143165B - Process for the production of mixed yarn. : de en
  • US2017959A - Pianoforte and like mechanically operated string instrument : en
  • FR788993A - Automotive jack : en fr
  • US2017977A - Automatic bias eliminator : en
  • CA353640A - Pants waist : en fr
  • US2018089A - Apparatus for handling tubing : en
  • US2018538A - Liquid measuring apparatus : en
  • FR789055A - Heterodyne receiver for broadcasting : en fr
  • FR789082A - Removable hangar : en fr
  • GB436987A - Improvements in fuel injection pumps for compression ignition oil engines : en
  • FR789034A - Improvements to electrical resistances : en fr
  • GB437165A - Drawer-and-shell containers, particularly for cigarettes : en
  • US2018158A - Fountain toothbrush : en
  • FI16781A - This is the case : en fi
  • GB437157A - Improved device for actuating the cage and well gates of lifts and the like : en
  • DE620545C - Gate valve : de en
  • US2018490A - Method of producing paper pulp from fibrous material : en
  • AT143214B - Pressure switch. : de en
  • FR789017A - Hydro-regulating gas valve : en fr
  • FR789107A - Auxiliary pointing device for determining the speed of a moving target : en fr
  • DE620762C - Device for controlling the prime mover of a three-phase or alternating current generator running in parallel with other similar generators : de en
  • DE620771C - Device for the operation of X-ray tubes, in which the current feeding the X-ray tubes is taken from a capacitor or a capacitor battery : de en
  • GB436897A - Improvements relating to vehicle brake linings : en
  • US2017899A - Building structure : en
  • USD97279S - Design for a shoe or similar article : en
  • DE620536C - Pressure device for inclination scales : de en
  • DE620674C - Device for mounting an inner housing in an outer one : de en
  • DE620784C - Method and device for vulcanizing hoses or the like made of rubber : de en
  • DK50807C - Procedure for the Preparation of Derivatives of 4.6-Diaminoquinolines. : da en
  • GB436962A - Improvements in or relating to vehicle doors : en
  • FR789313A - Lance for projecting a liquid in the form of a jet or spray mist : en fr
  • GB437094A - Improvements in and relating to fire extinguishers : en
  • GB436927A - Ironing board : en
  • FR789077A - Safety razor enhancements : en fr
  • FR789264A - Thermostatic valve control : en fr
  • GB437062A - Improvements in and relating to magnetic compasses : en
  • DK50802C - Method and Apparatus for the production of molded materials in the form of regular pieces. : da en
  • US2017885A - Exercising machine : en
  • DE620406C - Tilting suction cup arrangement for sheet separators : de en
  • FR789064A - Self-winding curler for styling : en fr
  • FR789227A - Wick burner for stoves and the like : en fr
  • DE620625C - Switching arrangement, consisting of a liquid switch and an air switch : de en
  • FR789285A - Improvements made to the means for creating a vacuum, in particular to those for priming liquid pumps driven by an internal combustion engine : en fr
  • AU2087035A - Improvements relating to covers for loose leaf binders and the like : en
  • US2017870A - Engine starter : en
  • US2018226A - Simplified network protector : en
  • US2018567A - Automatic brake adjuster : en
  • US2018432A - Flat wrapping machine : en
  • US2018455A - Fire hydrant valve rod coupling : en
  • DE620382C - Freely swinging pillion seat for motorcycles : de en
  • DE620675C - Circuit arrangement for telephone systems with several exchanges and dialer operation : de en
  • US2018026A - Draft rigging : en
  • US2018077A - Method of forming pressed sheet metal spoked wheels : en
  • US2018385A - Tensile strength testing machine : en
  • GB437061A - Improvement in combined liquid dropper and discharging device : en
  • CA353636A - Brake locking device : en fr
  • GB437166A - Improvements in fishing reel and winding gear generally : en
  • GR5480B - AIRCRAFT AERODYNAMICS. : el en
  • US2018015A - Meter reading camera : en
  • US2018032A - Transmission mechanism : en
  • US2018514A - Framing mechanism for projectors : en
  • US2018037A - Heat exchanger : en
  • US2018056A - Method and means for finishing siliceous articles : en
  • DE620471C - Thermal engine : de en
  • US2018310A - Electric mercury tube switch : en
  • DE620425C - Sampler for bulk material : de en
  • US2017866A - Process for improving rosin : en
  • US2018300A - Method of producing industrial iron by means of iron sponge : en
  • CA353712A - Textile material : en fr
  • DK50793C - Procedure for Processing Developed Brake Silver Images. : da en
  • FI16779A - Rotating brush for sweeping the floor : en fi
  • GB436996A - Improvements in oil fuel burning apparatus, more particularly for domestic use : en
  • US2018299A - Match book : en
  • US2018346A - Window sash lock : en
  • DK50795C - Oxide cathode, especially for a gaseous discharge tube. : da en
  • US2018093A - Doorlock : en
  • US2017998A - Machine for forming hollow glass articles : en
  • FR789063A - Tool to facilitate the winding of the balance axis, when dressing watch movements : en fr
  • GB437139A - Improvements in or connected with desiccating apparatus for instruments or parts of instruments : en
  • GB437190A - Improvements in bucket loading vehicles and the like : en
  • DE620411C - Arrangement for slowing down equalization processes in the inductor circuit of synchronous machines with compounded exciter : de en
  • FR789297A - Method and device for spraying gas into liquids and in particular for the purpose of fermentation : en fr
  • GB437336A - An improved bucket for bucket-loading shovels and the like : en
  • AU2144835A - Improvements in upwardly swelling fishing nets : en
  • CA353629A - Rake and load lifter : en fr
  • US2018202A - Valve structure : en
  • DE620642C - Device for controlling the brightness of electric lamps or groups of lamps : de en
  • GB437372A - Improvements in or relating to the manufacture of composite steel articles : en
  • AT143285B - Process for making transparencies. : de en
  • CA353678A - Identification tag : en fr
  • US2018568A - Hoist : en
  • US2017893A - Suction cleaner : en
  • US2018097A - Humidifier : en
  • US2018487A - Outlet box hanger : en
  • FR789125A - Television set : en fr
  • GB436961A - Method of joining together metal bodies : en
  • GB437127A - Improvements in and relating to etching compositions : en
  • GB437183A - Improvements in or relating to the mounting of the engine and front wheels of automobiles : en
  • US2018192A - Method of producing cementitious tile : en
  • US2018638A - Manufacture of transparent paper : en
  • FR789012A - Garden or beach armchair forming a tent : en fr
  • FR789187A - Manufacturing process of permanent magnets : en fr
  • US2017877A - Phenolic resinous products and compositions containing them : en
  • US2018118A - Method for transforming into a mixture of carbon monoxide, nitrogen and hydrogen, residual gas and blow-off gas resulting from the manufacture of hydrogen by the processes based on the iron-water vapor reaction : en
  • US2018498A - Mop : en
  • US2018564A - Hinge with hydraulic brake : en
  • US2018342A - Antenna for directed rays : en
  • FR789131A - Synthetic leather manufacturing process : en fr
  • FR789284A - Folding grid with parallel c-shaped bars and inclined connecting elements : en fr
  • GB437144A - Vent valve : en
  • GB436969A - Improvements in or relating to the supply of air to the cylinders of two-stroke internal combustion engines : en
  • GB437075A - Improvements in extrusion moulding presses : en
  • DE620639C - Method and device for the compression and expansion of gases : de en
  • AT143164B - Thread and method of making the same. : de en
  • AT143156B - Roof covering with extruded interlocking tiles. : de en
  • GB436967A - Improvements in or relating to illuminated kerbs and road edgings : en
  • AT143101B - Bicycles, in particular motorcycles, with sidecars. : de en
  • FI16805A - Med förlöpare försedd Bomb eller projektil för flygmaskiner och luftskepp : en fi
  • GB436901A - Improvements in or relating to tins or containers for cigarettes, or like articles : en
  • GB437154A - Improvements in or relating to apparatus for sorting household rubbish : en
  • FR789257A - Toy made up of cardboard pieces cut and assembled by metal clips : en fr
  • GB436988A - Improvements relating to vacuum braking apparatus : en
  • US2017836A - Conversion and coking of hydrocarbons : en
  • US2018069A - Continuous projector with slow speed deflectors : en
  • CA353671A - Modulation circuit : en fr
  • DK50806C - Mask for use when copying and enlarging multi-photographs. : da en
  • US2018142A - Washboard : en
  • DE620400C - Equipment for smoldering lignite, hard coal and other suitable materials : de en
  • GB437063A - Improvements relating to fastenings for doors, hinged windows and the like : en
  • DE620557C - Apparatus for the individual photographic processing of line films o. The like. : de en
  • FR788957A - Mechanical siren : en fr
  • FR789049A - 4-oxypyrene and its preparation process : en fr
  • US2018319A - Braking mechanism for paper rolls : en
  • DE620456C - Device for speed control of electric pole armature motors with axially arranged armature and field pole cores : de en
  • DE620732C - Infinitely variable planetary gear, especially for motor vehicles : de en
  • DE620734C - Self-adjusting switching device for gear change transmissions of motor vehicles : de en
  • FI16768A - Väghyvelstål eller dylikt : en fi
  • US2018173A - Device for applying neutralizers to sour cream : en
  • DE620318C - Device for pulling filled parcels from the carrier and for closing the open side : de en
  • GB437005A - Improvements in cases for watches, chronometers and the like : en
  • GB437442A - Improvements in automatic tuning devices for radio receivers : en
  • FR789111A - Game device : en fr
  • GB437093A - Improved method of and installation for making x-ray exposures : en
  • DE620428C - Electro-hydraulic device with a lifting cylinder and a driving element that moves up and down in this cylinder : de en
  • DE620600C - Hanger for ties : de en
  • GB437201A - Improvements in or relating to oscillary circuit arrangements and reactance devices for use therein : en
  • GB436978A - Improvements in devices for supporting umbrellas, sunshades, walking sticks and the like, for display purposes : en
  • GB437148A - Improvements in brassieres : en
  • GB437205A - Improvements in or relating to burglar alarms : en
  • DE620436C - Device for exchanging a group of wound bobbins for empty bobbins on Koetz winding machines : de en
  • US2018295A - Ship's light : en
  • GB437237A - Improvements in and relating to indicating devices for indicating settings of rotary spindles principally intended for use with tuning devices of wireless apparatus : en
  • DE620427C - Gearbox in which the gears to be coupled can only be engaged if they have been brought to the same speed : de en
  • USD97253S - Design for a settee frame or : en
  • FR788965A - Improvements to combing machines : en fr
  • FR789205A - Bricks or slabs or various materials with longitudinal channels arranged on opposite exterior faces to receive retaining elements : en fr
  • DE620598C - Seating furniture with a springy metal frame : de en
  • DE620658C - Liquid mixing device : de en
  • DE620702C - Device for damping the cable vibrations of overhead lines by a mass suspended from the line : de en
  • US2018215A - Liquid pump : en
  • CA353645A - Reflector for christmas trees : en fr
  • US2018403A - Machine for testing automobile radiators : en
  • DE620393C - Process to accelerate the hardening of hydraulic binders : de en
  • FR789099A - Process for pickling iron and its alloys : en fr
  • US2018123A - Machine for finishing armor plate piercing shells : en
  • DE620441C - Lifting and shifting device for loading and unloading vehicles : de en
  • DE620594C - Resuscitation device : de en
  • DE620616C - Clevis for bicycles : de en
  • FR789218A - Reduced apparatus for cinematographic projections and film usable therefor : en fr
  • GB436925A - Improvements relating to conditioning filaments, yarns, fibres, and like materials : en
  • GB437074A - Improvements in or relating to scythes : en
  • US2018619A - Apparatus for pyrogenic conversion of hydrocarbons : en
  • DE620495C - Connection circuit for telegraph subscriber stations, in which a polarized transmission relay working with electrical reset through an auxiliary winding is controlled by the interruptions generated by the closed-circuit transmitting contact for the transmission of the telegraphing pulses : de en
  • FR789159A - Process for regenerating used adsorbent clays : en fr
  • FR789324A - Improvements to stitch and rod cleaning machines in shoe making : en fr
  • GB437375A - Improvements in and relating to the separation of solid materials of different specific gravities : en
  • GB436888A - Improvements in or relating to bandages and fastening means for the same : en
  • GB437277A - Improvements in or relating to means for and methods of operating upon shoe soles : en
  • DE620579C - Device for laying wide labels on three outer surfaces of almost right-edged workpieces : de en
  • US2017862A - Incandescent lamp stem : en
  • US2018059A - Carrier rod operating mechanism for flat knitting machines : en
  • US2018600A - Porcelain resistant to the passage of x-rays and method of making the same : en
  • USD97271S - Design for a bathing suit : en
  • DE620697C - Screw nut, especially for bracket screws on rail joints : de en
  • FR788959A - Incandescent cathode activated : en fr
  • FR789209A - Incandescent lamps : en fr
  • GB436869A - Improvements in knickers and like garments for ladies' wear : en
  • GB437274A - Process for dyeing cellulose esters and ethers : en
  • US2017874A - Treatment of hydrocarbons : en
  • US2018229A - Engine starter : en
  • US2018524A - Carpet material : en
  • DE620615C - Device for removing components from supporting bodies, in particular for removing motor vehicle hubs : de en
  • GR5478B - SPECIAL SIMPLE INK IN COMBINATION TO CHEMICAL SUBSTANCE, DO NOT BECOME THE APPEARANCE OF THIS BLACK WRITTEN AND APPLIED. : el en
  • USD97277S - Design for a shoe or similar article : en
  • FR788958A - Color changing luminous advertising device : en fr
  • GB436963A - Improvements in or relating to dolls : en
  • GB436977A - Improvements relating to switches for controlling electric lifts : en
  • US2017965A - Pressing machine : en
  • DE620435C - Device for applying pitch to sewing threads : de en
  • DE620512C - Device to enable replacement readiness of electromotive drives with temporarily changing speed by means of coupled prime mover drives : de en
  • FI16775A - Lim : en fi
  • FR789349A - Bristle for cleaning devices and its method of application thereon : en fr
  • GB436921A - Improvements in electric lighting installations : en
  • FR789106A - Circulation game with moving parts on a grid representing a crossroads : en fr
  • DE620647C - Electrostatic machine : de en
  • FR788971A - Filling indicator for cylinders of combustible gas such as butane gas : en fr
  • DK50788C - Building stone. : da en
  • AT143260B - Flushing device for large and small flushing. : de en
  • CA353624A - Metal hoop uniting device : en fr
  • GB437110A - Improvements in and relating to electrical switching devices for measuring or control apparatus : en
  • US2018360A - Conveyer apparatus : en
  • AU1967634A - Improvements in concrete laundry tubs : en
  • AT143170B - Milling device for paper and similar materials. : de en
  • DK50811C - Device for Heat Exchange Apparatus for the Treatment of Liquids. : da en
  • US2018103A - Hydrazine sulphonate : en
  • US2018280A - Means for impregnating paper with liquid : en
  • US2017988A - Cartridge clip : en
  • FI16792A - Capodasto med exenter : en fi
  • US2018060A - Printing ink : en
  • DE620405C - Tilting suction cup arrangement for sheet separators : de en
  • GB437038A - Improvements in or relating to window and casement fastenings : en
  • DE620610C - Adjusting device for quick-closing slide : de en
  • DE620640C - Process for the construction of high-frequency devices with undamped vibrations, which have an oscillation circuit, the harmonics of which interfere with the reception of neighboring radio devices : de en
  • US2018040A - Metal bending machine : en
  • US2018626A - High-frequency inductor : en
  • FR789100A - Process for the regeneration of waste water from hydrochloric acid-based pickling baths : en fr
  • GB437204A - Improved axle suspension for rail or road vehicles : en
  • GB437197A - Improvements in or relating to the production of methacrylic acid and the alkyl esters thereof : en
  • DK50798C - Method and Apparatus for Generating Heat or Cold. : da en
  • FR789270A - Air conditioning installation for combat gas shelters : en fr
  • GB436904A - Improvements in ship's telegraph arrangements : en
  • US2018312A - Shock absorber : en
  • US2018635A - Separable snap fastener : en
  • FI16771A - Kopplingsanordning for inledande av kopplingsoperationer i telefonanläggningar : en fi
  • FR789023A - Machine for washing bottles or other flasks, glasses, etc. : en fr
  • GB436895A - A centrifuge : en
  • US2018140A - Band pass network : en
  • US2018413A - Wringer mop : en
  • GB436857A - Rove stop mechanism for spinning, doubling, twisting and like machines : en
  • US2018148A - Safety control for mechanical garage jacks : en
  • US2018440A - Sign : en
  • US2018573A - Hammer : en
  • GB437247A - Improvements in and relating to the loading of containers with solid radioactive materials : en
  • DE620727C - 35mm camera with adjoining recording and viewfinder cameras : de en
  • GB437176A - Improvements in and relating to hydraulic operating mechanism : en
  • DE620724C - Single thread chain stitch sewing machine for sewing items together : de en
  • GB436930A - Improvements in waist-bands : en
  • USD97257S - Design fob a glove : en
  • CA353635A - Cooking apparatus : en fr
  • GB436980A - Improvements relating to bogey trucks for rail vehicles : en
  • US2018044A - Machine for separating the contents of eggs : en
  • AT143119B - Drive body for electrodynamic loudspeakers, microphones or the like and method for its production. : de en
  • AT143226B - Clamping device for a lighting fixture support. : de en
  • CA353686A - Roller bit : en fr
  • FR789266A - Threshing machines : en fr
  • GB437024A - Improvements in or relating to receptacles such as transfer or storage files : en
  • GB437206A - Improvements in or relating to processes for reducing metal rods, wires, strips and the like by drawing, rolling and analogous operations : en
  • AT143160B - "Oscillating plate drive for membrane sorters etc. : de en
  • FR788977A - Improvements in the assembly of nozzles on metal tubes intended to be crushed : en fr
  • GB437055A - Tooth paste : en
  • CA353700A - Telephone system : en fr
  • CA353634A - Nursing bottle : en fr
  • CA353661A - Friction clutch : en fr
  • GB437124A - Improvements in and relating to self-locking spring catches : en
  • GB437234A - Means for advancing the frame used in forming heaps : en
  • US2018198A - Newspaper clip : en
  • US2018034A - Pilot regulating cock : en
  • US2018302A - Continuous process contact dehydration : en
  • US2018320A - Radio frequency transmission line : en
  • USD97280S - goldberg : en
  • AT143116B - Device for the automatic regulation of circulation heaters, in particular for railway vehicles. : de en
  • AT143233B - Device for producing an antenna feed line. : de en
  • AU105466B2 - Improvements in or relating to radio and other modulated carrier wave transmitters of the suppressed carrier type : en
  • AU2120235A - Improvements in means for fastening bale bands : en
  • GB437232A - Improvements in carburetters for internal combustion engines : en
  • GB437597A - Improvements in or relating to lamps for velocipedes : en
  • CA353656A - Hydrocarbon oil product : en fr
  • CA353713A - Paper pot and carton manufacture : en fr
  • FR789196A - Economical excitation system for electric motors : en fr
  • FR789268A - Improvements in the manufacture of tempered glass sheets : en fr
  • DE620517C - Delivery device for printed products cut and folded in a rotary printing machine : de en
  • US2017956A - Spindle doffer guard : en
  • US2018023A - Control : en
  • FR789050A - Adjustment device for hot air appliances : en fr
  • FR789185A - Improvements to projection blinds : en fr
  • DE620469C - Record player : de en
  • US2018062A - Individual sail device : en
  • US2018537A - Spinning top : en
  • US2018560A - Apparatus for issuing gummed strip paper : en
  • FR789344A - Operation device for two-drum winches : en fr
  • GB437143A - Improvements in processes for the production of sulpho-acids and their salts having capillary-active properties : en
  • US2017941A - Device for cleaning receptacles : en
  • GB436918A - Vehicle wheels and tyres : en
  • GB437140A - Improvements relating to the moisture-proofing of cellulosic material in sheet form : en
  • DE620422C - Device for transmitting a weighing result determined on a scale to a computing machine : de en
  • GB436875A - Improved dyeing process : en
  • GB437004A - A process for the production of preparations of 6-methylamino-2-methyl-2-heptene : en
  • GB437235A - Improvements in combined colour-picture and sound-record films : en
  • GB437241A - Method of and apparatus for attaining improved felting of the fibres in paper pulp on the wet part of paper and board making machines : en
  • DE620544C - Self-closing flush valve with counter pressure chamber and auxiliary valve located in the main valve body : de en
  • US2018139A - Refrigerating apparatus : en
  • US2018527A - Collapsible push cart : en
  • US2018617A - Printing head : en
  • USRE19727E - Stock quotation projecting machine : en
  • DE620601C - Engine shutdown : de en
  • US2018508A - Manufacture of rubber articles : en
  • FR788963A - Improvements to variable speed drive transmissions : en fr
  • FR789117A - Record counter and new record chart : en fr
  • AT143172B - Belt pulley with friction lining. : de en
  • US2018251A - Anchoring socket for bolts : en
  • USD97293S - Design fob a belt buckle ob simttab : en
  • GB437214A - Improvements in electric high tension fuses : en
  • GR5479B - HOW TO MAKE SOCKETS FROM RUBBER AND LEATHER. : el en
  • US2018161A - Treatment of hydrocarbon oils : en
  • US2018188A - Drive axle : en
  • US2018369A - Pilot light for oil burners : en
  • FR789177A - Injection process for internal combustion engines without compressor : en fr
  • FR789289A - Process for the treatment of unsaturated monohalides : en fr
  • GB437032A - Improvements in or relating to collapsible photographic cameras : en
  • DE620516C - Paper roll changing device : de en