• US1961851A - Brake : en
  • US1961913A - Colorimeter : en
  • US1961359A - Cage wall structure : en
  • US1962013A - Child's vehicle : en
  • US1962081A - Brake : en
  • US1961552A - Automatic stoker for furnaces : en
  • US1962109A - Fungicides and bactericides : en
  • AU1239733A - Improvements in vehicle bodies specially applicable to motor buses and coaches : en
  • US1961671A - Pitch angle control mechanism for aircraft propellers : en
  • US1961907A - Apparatus for heat exchanging : en
  • USD92389S - Design for an alphabet for forming : en
  • DE598313C - Process for cladding walls and surfaces of any kind : de en
  • GB411509A - Apparatus for automatically controlling cash-delivering machines : en
  • US1961664A - Railway journal lubricator : en
  • US1961585A - Container and dispenser for canned liquids : en
  • US1961626A - Composition of matter : en
  • US1961758A - Pressure relief valve : en
  • US1961609A - Means for producing dental models : en
  • US1961988A - Burial vault : en
  • CA342143A - Rope making machine : en fr
  • CA342162A - Hand luggage case : en fr
  • CA342122A - Iodine extraction : en fr
  • US1961137A - Celery display case : en
  • US1961856A - Quick transfer for side arm conveying mechanism : en
  • US1961367A - Method of and system for testing multichannel electrical circuits : en
  • US1961879A - Method of releasing the pressure of mixtures of solids and liquids existing under high pressure : en
  • US1961490A - Syringe equipment : en
  • US1961993A - Fabric supporting tray for sewing machines : en
  • USRE19191E - Gripping device : en
  • DE598087C - Compensating tank to maintain proper penetration of electrical oil cables : de en
  • US1961553A - Lubricating device : en
  • DE598204C - Fixing of electromagnetic rail brakes, especially for high-speed railways : de en
  • US1961832A - Can reconditioner : en
  • US1962054A - Device for heating viscous liquid in a tank : en
  • US1961255A - Gas purification : en
  • US1961290A - Fuel economizer : en
  • DE533676C - Process for the joint development of several halogen silver emulsion layers on different carriers with different steepnesses : de en
  • DE598184C - Process for humidifying blast furnace gases to be cleaned electrically : de en
  • US1961453A - Tube coupling : en
  • DE598420C - Ball crushing mill : de en
  • USD92402S - kaarstad : en
  • DE587969C - Driving device, in particular internal clamping device for cylindrical hollow bodies : de en
  • DE598446C - Process for improving the storage and throwing ability of nitrophosphates : de en
  • FR43445E - Tire protector : en fr
  • FR765181A - Process for the treatment of products based on vinyl derivatives : en fr
  • FR765283A - Application of certain oxygenated sulfur derivatives to the blanching of preserved fish and resulting products : en fr
  • DE598165C - Double lockstitch children's sewing machine with long shuttle : de en
  • CA342095A - Acetylene generator : en fr
  • GB411161A - Improvements in or relating to rotary pumps : en
  • US1962026A - Duplex transmission system : en
  • CA342173A - Refrigerating unit : en fr
  • FR43422E - Crown of stumps forming smoke aspirator : en fr
  • AU1440633A - Improvements in or relating to electric discharge tubes : en
  • FI15917A - Anordning vid sågramar : en fi
  • FR765362A - Installation for signaling and remote control, in particular telemetry device : en fr
  • FR765230A - Process for coloring drawings, photographs and other translucent industrial prints : en fr
  • US1962085A - Application to textiles of dinitro compounds : en
  • CA342134A - Rail anchor : en fr
  • US1961700A - Apparatus for sterilizing articles by ultraviolet radiation : en
  • FR765217A - Improvements to electric capacitors : en fr
  • US1961314A - Method of and apparatus for drying materials : en
  • US1961786A - Binary fluid power plant : en
  • USD92422S - Design for a guard rail for stoves : en
  • DE598142C - Process for the preparation of (2) aminoindanol (1) and its derivatives : de en
  • FR765256A - Straight or oblique cutting machine : en fr
  • US1961762A - Rotary drill pipe collar or coupling with sealed joints : en
  • US1961240A - Spark plug : en
  • US1961860A - Brake : en
  • GB411521A - Improvements in and relating to absorption systems for cooling, heating and heat exchange purposes : en
  • CA342066A - Anti-friction bearing : en fr
  • DE598017C - Fan with blades made of ribbons or strips : de en
  • US1961598A - Wireless direction-finder : en
  • US1961660A - Heat exchange apparatus : en
  • USD92421S - Design for a guard rail for stoves : en
  • US1961165A - Process for recovering phenols from phenol-carrying distillation gas and the like : en
  • US1961599A - Valve : en
  • US1961196A - Sulphonation of aromatic amines : en
  • US1961523A - Milling machine : en
  • USD92400S - Design for a mounting fob article : en
  • GB411836A - Improvements in or relating to endless track apparatus : en
  • CA342105A - Hydrocarbon processing : en fr
  • CA342137A - Multi-vibrator control : en fr
  • DK48829C - Electrical control device, in particular for train lighting. : da en
  • US1961534A - Bar separator : en
  • US1961669A - Gyratory sifter : en
  • US1962003A - Composition of matter : en
  • CA342099A - Welding or cutting apparatus : en fr
  • US1961248A - Adjustable motor light : en
  • US1962099A - Road grader : en
  • FR765378A - Process for preparing colors for intaglio printing : en fr
  • GB411435A - Improvements in or relating to boiler water level gauges and the like : en
  • US1961167A - Apparatus for cleaning, fumigating, etc. : en
  • US1961493A - Process and apparatus for treating hydrocarbons : en
  • US1961878A - Removal of tobacco smoke from air : en
  • CA342140A - Aromatic oxy-compound manufacture : en fr
  • US1961134A - Antifriction bearing : en
  • US1961734A - Wrist watch protector : en
  • US1962025A - Garden tool : en
  • CA342111A - Rubber vulcanization : en fr
  • DE598290C - Monitoring device for turn signals : de en
  • GB411266A - Improvements in the manufacture of thermionic electrodes for electric discharge tubes : en
  • US1961460A - Band for pocket pens, pencils, and the like : en
  • US1961801A - Transformer voltage regulating system : en
  • DE598406C - Device for buffering the impacts of impact cylinders : de en
  • US1961522A - Milling machine : en
  • US1961695A - Flue-spark screen : en
  • DE598051C - Multi-pole, fixed armature for small power generators : de en
  • DE598260C - Cleaning and polishing machine, especially for the exterior of railroad cars : de en
  • GB411453A - Suspension slip for supporting false ceilings and for other purposes : en
  • GB411170A - Improvements in and relating to projector lamp systems : en
  • US1961252A - Low-limit temperature control : en
  • US1962049A - Locking mechanism : en
  • DE598042C - Cooker for absorption apparatus : de en
  • FR765330A - Pneumatic clutch control device : en fr
  • GB411196A - Improvements in or relating to tubular heat exchangers for fluids : en
  • FI15894A - Protection plan on the head (corset) : en fi
  • FR765191A - New model of cycle, bicycle, and any pedal vehicle : en fr
  • DE1302506U - : de en
  • GB411355A - Improvements in and relating to vapour electric discharge devices : en
  • US1961966A - Cooky paste dropper : en
  • FR765381A - Cylinder gauge for pilgrim pitch rolling, with several jaw curves or jaws of different length : en fr
  • GB411256A - Improvements in mining machines : en
  • FR765382A - Suspension balancing device in close two-axle vehicles : en fr
  • GB411218A - Improvements in or relating to electric torches, flash lamps and the like : en
  • US1961300A - Driving mechanism : en
  • CA342029A - Metal article testing apparatus : en fr
  • GB411457A - A method for converting direct current into polyphase current by means of grid-controlled discharge vessels : en
  • CA342154A - Linecasting and composing machine : en fr
  • US1961549A - Nonskid tire chain : en
  • US1961903A - Apparatus for making grease : en
  • US1961953A - Ship propelling plant : en
  • FR765180A - Control system for high temperatures and other variables by contact galvanometers : en fr
  • GB411507A - Process for the manufacture of organic mercury compounds : en
  • US1961482A - Weed destroyer : en
  • US1962044A - Dry gas meter : en
  • USD92397S - Design for a jar : en
  • US1962031A - Motion picture camera : en
  • DE597929C - Electric point machine : de en
  • DE598139C - Process for the preparation of molecular compounds of the formyl halides : de en
  • US1961657A - Drink mixer : en
  • US1962009A - System of control for elevators : en
  • GB411394A - Improvements in or relating to means for starting valve-controlled electric motors : en
  • GB411332A - Process for printing with the aid of stable reduction compounds of vat dyestuffs : en
  • US1961510A - Furnace and regenerator construction therefor : en
  • DE598065C - Methods and devices for generating neon letters or figures and drawings through light tubes : de en
  • DE598283C - Pocket lighter : de en
  • FR765427A - Method and apparatus for stacking flat objects, such as cookies : en fr
  • DE598101C - Cinema recorder with facility for time stretching or time lapse recordings : de en
  • DE598191C - Process for the production of sheet metal from magnetizable material for low-voltage purposes : de en
  • US1962096A - Water treating apparatus : en
  • FR765278A - Transmission device for bicycles and cycles : en fr
  • GB411420A - Improvements in and relating to cementing compositions : en
  • DE598194C - Electric motor with built-in reduction gear : de en
  • FR765175A - Photographic Print Dryer and Glaze Machine : en fr
  • FR765407A - Method for isolating piperitone : en fr
  • CA342068A - Hydrocarbon wax : en fr
  • US1961126A - Wrapper filling and sealing machine : en
  • US1961418A - Wire bale-tie : en
  • US1961434A - Adjustable insulator bracket : en
  • US1961983A - Smoking pipe : en
  • US1961456A - Lock : en
  • US1961606A - Method of laundering : en
  • US1961638A - Latch : en
  • US1961485A - Marking machine : en
  • US1961565A - Container : en
  • US1961592A - Variable capacity pump or motor : en
  • US1962091A - Case hardening : en
  • FR765269A - Manufacturing process of artificial resins : en fr
  • FR765162A - Improvements to luminous advertising devices, for example : en fr
  • FR765201A - Profiles made of laminated irons for double glazing : en fr
  • FR765253A - Process of refining metals and alloys by the action of added slag in the solid state : en fr
  • GB411285A - Improvements in or relating to opening devices for paper packets and like containers : en
  • GB411391A - Improvements in or relating to continuous absorption refrigerating apparatus : en
  • US1961674A - Door for rolling shutters and the like : en
  • US1961900A - Stringed musical instrument and method of sound amplification : en
  • DE598357C - Pneumatic door closer arranged under the door in the floor for swing and swing doors of all kinds : de en
  • FR43465E - Improvements to elastic plugs : en fr
  • US1961214A - Aircraft propeller cowling : en
  • US1962012A - Electrodynamic loud speaker : en
  • DE598461C - Flash cartridge : de en
  • US1961447A - Mechanical cotton picker : en
  • FI15926A - Substance for the extermination of carcinogens, pests, larvae and the like and the removal of furniture, etc. for cleaning : en fi
  • FR765165A - Nickel purification process : en fr
  • US1961728A - Electrical outlet box : en
  • US1961990A - Malting apparatus : en
  • US1962033A - Electromagnetic circuit closer : en
  • CA342133A - Elevator door operator : en fr
  • CA342141A - Window channel : en fr
  • DE598227C - Device for producing internal threads with simultaneous chamfering and countersinking of the thread : de en
  • DE598285C - Method and device for the production of a basic thread chain for darning : de en
  • DK48837C - Assembly method for adjacent, adjacent or juxtaposed boards. : da en
  • GB411412A - Improvements in or relating to electric discharge tubes : en
  • GB411307A - Improvements in ceiling plates for suspending bowls, shades and reflectors used withelectric lamps and the like : en
  • FR765172A - Erasable studded wheel : en fr
  • DE598471C - Method and device for improving the quality of the baked goods : de en
  • DE598055C - Device for securing electric light bulbs against theft and loosening : de en
  • DE587970C - Driving device for internal and external clamping of cylindrical bodies : de en
  • DE597970C - Device for separating solid or liquid components from gases or vapors : de en
  • DE598249C - For testing the strength of photographic developers suitable sensitometer strips : de en
  • US1961688A - Sealing pin for oscillating piston chambers : en
  • AU1153933A - A process and means forthe production ofa blood wash forthe treatment of diseases : en
  • AU1179133A - Improvements in and relating to facimile telegraph systems : en
  • US1961355A - Sole fitting machine and method of sole fitting : en
  • US1961472A - Door latch : en
  • DE598304C - Device for partial filling of goods in containers by means of an automatic weighing device : de en
  • FR43413E - Color tube : en fr
  • GB411220A - Controls for aircraft and other vehicles : en
  • US1961846A - Electric switch : en
  • FR43430E - Perfected device for permanent waves : en fr
  • FR765158A - Improvements in processes for increasing the grip on the ground of tires and other systems of elastic tires : en fr
  • US1962050A - Attachment for photographic print treating apparatus : en
  • DE597975C - Office printing machine for printing on sheets with a fixed text and changing addresses : de en
  • AU1283533A - Improvements in dry type gas meters : en
  • DE597982C - AC motor, especially small motor, with pronounced, split field poles : de en
  • DE598123C - Direct current motor fed from an alternating current source via a rectifier : de en
  • DE598405C - Electric drive for elevators : de en
  • DE598434C - Automatic device for cutting off strand tiles and painting the holes in hollow strand tiles and interlocking tiles : de en
  • DE598198C - Automatic shut-off device on devices with gas or liquid supply : de en
  • US1961883A - Shoe leveling, shaping, and sole securing apparatus : en
  • GB411494A - Improvements in or relating to electrically-driven drilling and like hand tools : en
  • CA342022A - Textile material processing : en fr
  • AU1280533A - Improvements in and relating to fountian pens and the like : en
  • US1961183A - Brake shoe : en
  • US1961701A - Gaseous electric arc discharge lamp : en
  • US1961930A - Cushion clutch plate : en
  • US1962071A - Bag : en
  • CA342013A - Saw tooth : en fr
  • US1961556A - Paper container : en
  • USD92406S - Design for a chain : en
  • GB411388A - Improvements in or relating to the printing of puzzle pictures : en
  • DE598001C - Frame for motorcycle sidecar : de en
  • DE597967C - Photographic copier : de en
  • DE598351C - Device for mechanical sealing of joints : de en
  • USD92424S - Design fob a jab ob similab aeticle : en
  • US1961413A - Carburetor : en
  • US1961567A - Fire extinguisher : en
  • US1961757A - Radiant energy distance determining system and apparatus : en
  • FR765333A - Process for manufacturing a liquid which can be used in particular as a fuel and obtained by means of alcohol and benzol and their homologues optionally mixed with water : en fr
  • FR765363A - Process for the preparation of polymerization products : en fr
  • GB411283A - A process and device for the production of concrete and the like pipes : en
  • GB411356A - Improvements in or relating to apparatus for determining the distance between two or more stations : en
  • FR43470E - Power transformer : en fr
  • FR765354A - Pneumatic device for simultaneous control of the acceleration of several motors : en fr
  • US1961654A - Gas meter reversing mechanism : en
  • US1961799A - Air cooling device : en
  • FR43491E - Method and apparatus for washing coals or waste coals : en fr
  • FR765219A - Perforated paper improvement of weaving machines or knitting machines : en fr
  • GB411399A - Improvements in or relating to guide and holding mechanism for windows and the like : en
  • US1961227A - Curbing armor : en
  • US1961254A - Sealing medium for gas holders : en
  • GB411158A - A process for the conversion of unsaturated hydrocarbons into high grade non-oxidising lubricating oils, transformer oils and like oils : en
  • GB411479A - The manufacture of new thiazole compounds : en
  • US1961124A - Milling machinery : en
  • US1961640A - Machine for wrapping packages : en
  • US1961687A - Treatment of tobacco and similar materials with conditioned gas : en
  • DE598235C - rocket : de en
  • GB411295A - Improved manufacture of soap and other toilet preparations, polishes, disinfectants and the like : en
  • CA342108A - Variable speed transmission : en fr
  • US1961429A - Latch needle and method of making the same : en
  • US1961876A - Valve spring tool : en
  • DE598132C - Time switch with adjustable closing time for gas pipes : de en
  • FI15899A - Sät och apparat for framställning av torra, kornade produkter av flytande ämnen : en fi
  • GB411471A - Improvements in or relating to the production of sheet materials containing cellulose esters or ethers : en
  • US1961637A - Folding bed : en
  • US1961853A - Train control system for railroads : en
  • FR765315A - Method and device for regulating the power of internal combustion engines : en fr
  • GB411454A - Improvements in fittings for sliding doors and windows : en
  • DE598358C - Filler pencil with a toothed rack on both sides that pushes the lead under the action of a spring : de en
  • FR765371A - Device whose effect is to lower the water temperature : en fr
  • US1961861A - Shock absorber : en
  • DE598135C - Bleaches and detergents : de en
  • GB411418A - Improvements in wheels with removable rims : en
  • US1961529A - Casting ingots : en
  • US1961600A - Method of making tanks : en
  • US1961678A - Paving material and process of making same : en
  • US1962063A - Air relief valve for steam radiators : en
  • US1961276A - Reversing switch for toy electric locomotives : en
  • FR43448E - Process for the production of complex metal compounds of o-oxyazo dyes : en fr
  • GB411310A - Improvements in and relating to gas fired water heaters : en
  • US1961582A - Crimping die device : en
  • DE598181C - Two-leg socket wrench : de en
  • USD92411S - Design fob a blouse : en
  • US1961388A - Vibrator implement : en
  • US1961403A - Double-walled vacuum bottle : en
  • CA342065A - Hopper : en fr
  • CA342130A - Wallboard : en fr
  • CA342139A - Television recording system : en fr
  • FR765438A - Portable tools for hairdressing and hair dyeing : en fr
  • US1961686A - Material conditioning : en
  • US1961722A - Apparatus for operating electric switches : en
  • US1961839A - Chair foot : en
  • DE598025C - Safety device in gas pipes : de en
  • GB411478A - Stabilised rubber latices : en
  • US1961406A - Shock absorber for airplanes : en
  • US1961904A - Latch for refrigerator doors : en
  • DE598247C - Broaching machine with hydraulic drive : de en
  • US1961713A - X-ray observation apparatus : en
  • FR765313A - Ping pong paddle : en fr
  • DE598125C - Drip-free spout on jugs : de en
  • FR765436A - Folding billiard table for living room : en fr
  • GB411312A - Improvements relating to the emission or reception of radio or like signals by a submerged craft : en
  • GB411183A - Improvements in wind turbines : en
  • FR765430A - Refinements to guns and cartridges for practice fire on goal, using self-loading firearms : en fr
  • FR765446A - Improvements to vacuum devices : en fr
  • DE598045C - Manhole box made of artificial stone panels for laying fittings of electrical cables or pipelines : de en
  • FR765182A - Advanced unit for supplying liquid fuel burners and other applications : en fr
  • FR43469E - Wort intake device : en fr
  • GB411523A - Improvements in or relating to plug and socket connectors : en
  • FR43452E - Vacuum garbage disposal network : en fr
  • DE598183C - Device for sieving the fibers from pre-shredded peat in peat briquetting systems : de en
  • DE598185C - Process for the preparation of amino compounds : de en
  • DE598157C - Breaking luffing crane : de en
  • DE598331C - Release device for the brake clutch of a winch : de en
  • DE598172C - Depositing device for stick cigarette machines : de en
  • DE598350C - Cool box for bottles : de en
  • GB411303A - A process for the manufacture of alcohols from olefines : en
  • FR43429E - Connection box for overhead-underground telephone lines : en fr
  • USD92444S - Design for a spoon or other article : en
  • DE598454C - Device for regulating the phase of alternating voltages by means of an additional transformer, the secondary winding of which is provided with taps and is in series with the voltage to be regulated : de en
  • DK48840C - Device for headlamps, in particular for bicycles. : da en
  • FR43433E - Pressure device for stretching mechanisms for textile wicks : en fr
  • FR765327A - Further training in motor vehicles : en fr
  • US1962056A - Spring-end connection : en
  • CA342078A - Translating circuit : en fr
  • US1961173A - Apparatus for dispensing plastic products : en
  • US1961949A - Making of box ends and like constructions : en
  • FR765311A - Protective waterproof tape for artificial flower and leaf stems : en fr
  • US1961712A - Bushing structure and method of forming same : en
  • US1962088A - Football practice apparatus : en
  • US1961249A - Carburation system : en
  • USD92408S - Design fob a girdle : en
  • FI15935A - Textile finishing, interest-bearing filter for filtering machines : en fi
  • DE598057C - Process for the preparation of stilbene azo dyes : de en
  • DE598295C - Filling point for a vascular conveyor system : de en
  • FR765367A - Process for the production of briquettes from finely divided fuels : en fr
  • FR765319A - Method and device for providing thick pencil leads with envelopes of celluloid or other similar material : en fr
  • GB411345A - Improvements in and relating to methods for the piercing of holes and the making of other markings to form designs on the surface of leather skins and the like : en
  • GB411316A - Improvements in and relating to the illumination of roads, public places and the like : en
  • US1961499A - Device for grooving tires : en
  • US1961612A - Unit heater : en
  • US1961836A - Headlight : en
  • US1962035A - Fastener post : en
  • US1961684A - Method of making cigars : en
  • GB411252A - Apparatus for playing a new game : en
  • DE598284C - Process for the manufacture of dress collars : de en
  • FR43440E - Jewelry enhancements : en fr
  • DE598032C - Device for upsetting or stretching sheet metal : de en
  • DE598292C - Motorboat for toy and model purposes : de en
  • DE598192C - Production of pure alkaline earth titanates suitable as color bodies : de en
  • CA342160A - Tooth brush : en fr
  • FR765366A - Airplane engine speed regulator in nose-down flight : en fr
  • DE597979C - Demodulation or amplifier circuit : de en
  • US1961194A - Corrosion inhibitor : en
  • GB411443A - Improvements in or relating to telephone systems : en
  • US1961241A - Collapsible table : en
  • US1961354A - Pivotal yoke and coupler connection : en
  • DE598276C - Elastic covering for upholstered seats, bed frames, mattresses or the like. : de en
  • DE598280C - Automatic measuring device for liquid quantities to be set on a graduated disk : de en
  • GB411848A - Engine or power plant mountings for automotive vehicles : en
  • FR43475E - solid and soundproof elements for construction consisting of reeds : en fr
  • FR765207A - Improvement brought to loom shuttles : en fr
  • GB411167A - Improvements in washing machines : en
  • GB411193A - Improvements in hydraulic brakes : en
  • FR765242A - Water supply device for small steam generators : en fr
  • FR765273A - Process for the preparation of fuels : en fr
  • US1962074A - Means for protecting conduits for explosive gas mixtures : en
  • DK48826C - Power plants. : da en
  • GB411428A - Improvements in sweepers : en
  • DE598043C - Circuit arrangement for telephone systems : de en
  • FR43493E - Filter refinements : en fr
  • US1961236A - Safety razor : en
  • US1961498A - Strainer trap : en
  • US1961610A - Method and means for electro-optically photographing sound and sound track resulting therefrom : en
  • DE598011C - Scraper system : de en
  • DE598229C - Rotary piston machine with angled bearing of the double conical piston : de en
  • US1961625A - Method of making alkali metal acetates : en
  • CA342064A - Hopper : en fr
  • GB411395A - Improvements in electrical distributive circuits : en
  • FR765249A - Process for ensuring the progression of products on oscillating lanes and other similar applications and engine for implementing this process : en fr
  • US1961825A - Tellurium alloy rectifier : en
  • US1962061A - Electrical space discharge device : en
  • USD92392S - Design for athletic trousers : en
  • DE598012C - Device for guiding gases in moving, preferably rotating containers, drums, rotary tubes o. : de en
  • GB411820A - Improvements in or relating to the production of potassium sulphate or mixed crystals of potassium sulphate and ammonium sulphate : en
  • US1962060A - Hose connection : en
  • US1961346A - Insole : en
  • US1962008A - Portable electric mixer : en
  • US1962051A - Process for working up gas purifying masses : en
  • FR765157A - Method and installation for the heat treatment of rails and similar bars and resulting parts : en fr
  • US1961730A - Wound bobbin and method of producing the same : en
  • US1961752A - Process of treating metal and alloy articles to improve the resistivity thereof to corrosion and to the product thereof : en
  • US1961865A - Combination house illuminated identifier and key hole light : en
  • GB411437A - Improvements in collars for personal wear : en
  • GB411209A - Improvements in and connected with folding and sliding doors, partitions and the like : en
  • FR765307A - Improvements to friction materials and their manufacturing process : en fr
  • DK48828C - Amplifier Circuit Device. : da en
  • GB411384A - Improvements in or relating to means for automatically feeding and delivering sheets in jobbing or platen presses : en
  • FR765393A - Sand blasting molding machine : en fr
  • FR765220A - Vending machine for small stacked items : en fr
  • DE598009C - Dolls or other replicas of the human or animal body with a flexible inner frame : de en
  • DE598015C - Process for the production of crotonaldehyde or its homologues from acetaldehyde or its homologues : de en
  • USD92401S - Design fob an automobile tire : en
  • FR765293A - Method and apparatus for evaporating and cooling liquids : en fr
  • GB411419A - Improvements in or relating to packing arrangements for shafts : en
  • FR765304A - Sealing insert for connecting sleeve tubes : en fr
  • DE597990C - Process for the production of jewelery set with stones from plastic masses and jewelery made by this process : de en
  • GB411176A - Drag shoe devices for vehicles : en
  • GR4749B - METHOD OF ENRICHMENT OF POOR PYRILOUSITE OREATIONS. : el en
  • FR43414E - Improvements to UV lamps for medical electricity : en fr
  • DE598297C - Method of making ring brushes : de en
  • DE598441C - Process for dyeing dense fabrics made of fibers of vegetable origin : de en
  • US1961487A - Glass grinding machine : en
  • USD92426S - Design for a bottle : en
  • GB411519A - Improvements in and relating to gas discharge relay circuits : en
  • DK48838C - Electric Switch Heater. : da en
  • FR765286A - Indicator-measurer of gas flow rates and other coefficients : en fr
  • CA342034A - Rotary fire escape : en fr
  • US1961773A - Etching machine : en
  • US1962058A - Drawer and shell box : en
  • US1961501A - Pneumatic hoist : en
  • CA342150A - Air cleaner : en fr
  • CA342128A - Jewel mounting : en fr
  • CA342043A - Road scraper blade : en fr
  • FI15921A - Fertilization arrangements for metal and metal alloys and metal alloys : en fi
  • US1961374A - Sound-absorbing structure : en
  • DE598089C - Jacket-ventilated, closed electrical machine : de en
  • GB411306A - Improvements in and relating to mechanism for drawing the tape derived at a varying speed from the ticker of a stock quotation projection machine, across the light aperture thereof : en
  • GB411317A - Improvements relating to slop-pails, buckets and other hollow-ware articles : en
  • GB411247A - Improvements relating to terminals, sealing bells and similar apparatus for use with electric cables : en
  • FR765188A - Improvements to boilers : en fr
  • FR43409E - Automatic slowing down of wagons in marshalling yards : en fr
  • FR765153A - Wood preservation process : en fr
  • GB411157A - Improvements in or relating to beds and other articles of furniture : en
  • GB411508A - Improvements in appliances for use during the cooking of chickens and other poultry : en
  • DE598024C - Fuse for gas taps : de en
  • US1961364A - Hand grenade : en
  • GB411358A - Improvements in a temperature measuring appliance intended more particularly for use with chocolate, sugar and like masses : en
  • FI15922A - Mätningsapparat för beklädnadsindustrin : en fi
  • FR765203A - Improvements made to energy and movement transformers, in particular to internal combustion engines, lifters : en fr
  • DE598160C - Device for testing pipes for internal pressure : de en
  • FR765351A - Manufacturing of coated electrodes and welding rods : en fr
  • GB411300A - Improvements in or relating to circular knitting machines : en
  • GB411441A - Improvements in or relating to apparatus for cutting food or for mixing foods whilst cutting them : en
  • GB411832A - Electric regulating and control systems : en
  • DE598362C - Nozzle slot ring with adjustable cross-section for air intake in dust pumps : de en
  • FR765295A - Device for the ventilation of fluids, in particular musts from the production of sourdough : en fr
  • US1961253A - Multirange oscillator : en
  • US1961815A - Condenser : en
  • DE598168C - Method for correcting the speed of presentation of sound, cinema, or sound presentations : de en
  • US1961920A - Waterproof match : en
  • USRE19200E - Rotary snap switch : en
  • US1961370A - Cutter chain : en
  • US1961430A - Latch pivot die : en
  • GB411257A - Improvements in or relating to electron discharge tubes : en
  • DE598221C - Egg heads : de en
  • US1961827A - Rotary press for printing wax carbon spots on paper : en
  • US1961603A - Heat absorbing glass : en
  • USD92407S - Design fob elastic fabric : en
  • DE598124C - Electrical discharge vessel with control electrode and V-shaped cathode between two anode plates : de en
  • FR765176A - Three-electrode ion relay for direct or alternating current : en fr
  • CA342174A - Washing machine : en fr
  • DE598314C - Production of alkali solutions from alkali amalgam : de en
  • FI15903A - Buffert för järnvägsvagnar : en fi
  • US1961182A - Paper web drying means : en
  • US1961877A - Spraying or burning machine : en
  • CA342019A - Catalytic ammonia combustion : en fr
  • CA342053A - Crankless engine : en fr
  • DK48827C - Procedure and Apparatus for Operating a Television System. : da en
  • US1961155A - Game : en
  • US1962024A - Method of cutting pinks along the edges of the fabrics : en
  • CA342116A - Heat exchanger : en fr
  • US1961311A - Method of heating cement raw material : en
  • US1961597A - Regulator for refrigerative systems : en
  • AU1452333A - Improvements in or relating to wedge or anchor bolts : en
  • US1961268A - Method of treating cellulose : en
  • US1961644A - Printing machine : en
  • DE598321C - Method for operating a loudspeaker arrangement in large rooms : de en
  • US1961187A - Mortised lock : en
  • CA342081A - Electric igniter : en fr
  • FR765325A - Braking device for cinematographic shots : en fr
  • FR765449A - Grain bushel : en fr
  • US1962065A - Process for the manufacture of explosive materials : en
  • US1961691A - Process for the production of phosphates and hydrogen : en
  • US1961505A - Rug making apparatus : en
  • CA342169A - Yarn holder : en fr
  • US1961425A - Method of reducing zinc ores : en
  • US1961899A - Flotation reagent : en
  • US1962028A - Extensible thread testing device : en
  • FR765266A - Salon game : en fr
  • CA342032A - Coin controlled vending machine : en fr
  • CA342176A - Metallic powder making apparatus : en fr
  • US1961952A - Feeding roller in textile or like apparatus, more especially twisting machines : en
  • US1962080A - Crystalline anhydrous disodium phosphate and process of making same : en
  • US1961858A - Brake : en
  • USD92403S - Design for a lady s hat : en
  • US1961643A - Heater device : en
  • US1961162A - Gumming mechanism for envelope machines : en
  • USD92416S - Design fob an aqtjabitjm : en
  • DE598303C - Ski, sports and professional boots with attached gaiters : de en
  • FR765326A - Metal box whose cover and bottom are joined by a spring forming a key : en fr
  • CA342115A - Washing machine : en fr
  • US1961271A - Tear-off ticket holder : en
  • US1961866A - Method of treating tobacco : en
  • CA342171A - Neon sign mechanism : en fr
  • US1961512A - Apparatus for annealing glassware : en
  • US1962004A - Composition of matter : en
  • CA342132A - Motor fuel : en fr
  • US1961208A - Insulating composition : en
  • US1962066A - Framing for beehives : en
  • DE597922C - Device to hold back flames : de en
  • FR43453E - Mechanical delay fuze for rotating projectiles : en fr
  • CA342069A - Filing register : en fr
  • FR765276A - Device applicable to taximeters and issuing a ticket according to the price of the trip made : en fr
  • GB411352A - Improvement in railway rails : en
  • FR765298A - Gear change : en fr
  • FR765323A - Stool : en fr
  • GB411339A - Improvements in combined tobacco pouches and pipe cases : en
  • US1962055A - Sound reproducing apparatus : en
  • FR43403E - Nicotine treatment process : en fr
  • FR765262A - Device for opening containers with closure caps, in particular bottles with crown caps : en fr
  • FR765386A - Apparatus for disinfecting and perfuming the air, operated by a door, or the like : en fr
  • GB411177A - Improved process of removing water from sodium cyanide solutions : en
  • FR765260A - New spring-loaded safety device, for plow digger : en fr
  • GB411367A - Improvements in and relating to supercharged four stroke cycle internal combustion engines : en
  • AU1425033A - Improvements in float controlled valves : en
  • CA342136A - Vehicle lift : en fr
  • CA342113A - Rubber vulcanization : en fr
  • US1961440A - Art of packaging : en
  • US1961614A - Reenforced concrete block : en
  • US1961704A - Toilet seat guard dispenser : en
  • DE598076C - Process for the production of emission wires or strips for glow cathodes : de en
  • FR43464E - Lighting fixtures development : en fr
  • DE597998C - Method for tensioning threaded spokes or the like. : de en
  • DE598187C - Equipment for the replacement of railway tracks : de en
  • DE598390C - Piston engine with an exhaust or exhaust gas turbine : de en
  • GB411462A - Improvements relating to automatic telephone systems : en
  • GB411349A - Apparatus for interrupting the circuit of electro-therapeutic apparatus : en
  • DE598018C - Crank for tape mass : de en
  • US1962094A - Door controlling means for school wardrobes : en
  • USRE19197E - Pectin product and process of : en
  • DE598086C - Method for the wireless transmission of messages by means of two electric circuits fed by a generator and working in differential coupling on the antenna circuit : de en
  • GB411171A - Improved method and means for the production of bottle necks : en
  • DE597917C - Electrically powered vacuum cleaner : de en
  • CA342014A - Printing surface : en fr
  • GB411383A - Improvements relating to electrical contact plugs or pins : en
  • DE597866C - Circuit arrangement for the automatic charging of batteries : de en
  • GB411181A - Improved process and apparatus for malting grain : en
  • GB411477A - Improvements in the manufacture and production of liquid hydrocarbons of low boiling point by the thermal treatment of tars, mineral oils and the like : en
  • US1961409A - Switch : en
  • FR765209A - Rational camshaft : en fr
  • US1962102A - Valve : en
  • DE598026C - Pit stamp : de en
  • DE598128C - Briquette chute for conveying from the horizontal to an inclined plane : de en
  • FI15909A - Sauna oven : en fi
  • US1961580A - Pavement joint : en
  • US1961655A - Ice cream disher : en
  • FR765426A - sulfur emulsions : en fr
  • US1961481A - Extension paint spraying device : en
  • US1961791A - Fuel control system : en
  • US1961939A - Machine for brushing knitted fabrics : en
  • US1961946A - Bituminized felt : en
  • US1961995A - Direction signal for motor vehicles : en
  • DE598188C - Rolling forced run for rail vehicles : de en
  • US1961751A - Gas burner : en
  • DE598308C - Oven with one above the other, indirectly heated baking rooms : de en
  • US1961873A - Vehicle jack : en
  • US1961143A - Oven heated by convection : en
  • US1961185A - Voltage regulator for alternators : en
  • US1961562A - Sprinkler for an automatic bee-comb filler : en
  • US1961383A - Fly screen : en
  • US1961462A - Globe holder : en
  • FR765306A - Device for controlling and adjusting the movement of machine elements or parts which must have a determined relative movement, in particular variable capacitor armatures : en fr
  • US1961527A - Bookmark : en
  • US1961787A - Binary fluid power plant : en
  • DE598004C - Wooden heel : de en
  • US1961264A - Coking retort oven : en
  • FI15895A - Förfaringssätt för framställning av vattenfri etylalkohol : en fi
  • US1961845A - Insulating material for cable coverings : en
  • US1961649A - Thermostat : en
  • DE598102C - Road chassis for transporting railroad cars : de en
  • DE598205C - Electromagnetically excited mechanical vibrator with bending vibrations for feedback from pipe generators : de en
  • DE598380C - Paper protection strips for roll films with adhesive strips and pointed ends : de en
  • US1961696A - Discharge tube : en
  • FR765274A - Process for preserving food in a closed container and container for carrying out this process : en fr
  • FR765384A - Machine for molding pasty materials such as, in particular, certain cheeses : en fr
  • FR765159A - Non-slip knitted fabric, method and apparatus for its manufacture : en fr
  • FR765205A - Further training in ordinary rewinding spinning looms : en fr
  • DE598069C - Process for the aftertreatment and finishing of artificial silk : de en
  • US1961402A - Insulator : en
  • FR765210A - Improvements to hair curlers used in hairdressing : en fr
  • FR765261A - Stretching device for stretching textile fibers for winders, ring feeders and stretching machines : en fr
  • GB411371A - Improvements in and relating to grabs : en
  • FR765411A - Fire alarm with obstruction device : en fr
  • GB411476A - Improvements in or relating to knitting machines : en
  • GB411325A - Improvements in and relating to variable speed transmission : en
  • FR765229A - Piece built in cement used to form flashings for floors or roofs of buildings : en fr
  • GB411495A - Automatic weighing instrument registering the weight and the price of the goods weighed in accordance with a basic price introduced : en
  • FR43416E - Improvement in the manufacture of gourds : en fr
  • GB411149A - Improvements in reciprocating pumps : en
  • US1961725A - Apparatus for manufacturing tires : en
  • US1962103A - Refining hydrocarbon oils : en
  • FR765211A - Improvements in the refining of cast iron : en fr
  • IE13469L - Internal combustion engines : en
  • DE598316C - Attachment box for flame tube boiler : de en
  • GB411818A - Improvements in the manufacture and production of aqueous solutions of hydrochloric and sulphuric acids : en
  • GB411835A - Means for reproducing film pictures by means of a screen of electric lights : en
  • DE598222C - Process for the removal of easily oxidizable impurities such as calcium or magnesium from aluminum-silicon alloys : de en
  • FR765408A - Diaphragm injection nozzle for combustion engines : en fr
  • DE598460C - Device for the execution of a cinematographic television process : de en
  • AU1393233A - An improved air cleaner for internal combustion engines : en
  • US1961491A - Traffic signal for automobiles and the like : en
  • US1961509A - Electric lamp and filament therefor : en
  • US1961855A - Railway traffic controlling system : en
  • US1961892A - Assorting apparatus : en
  • GB411522A - Improvements in or relating to absorption systems for cooling, heating and heat-exchange purposes : en
  • DE598320C - Short circuit brake circuit for electrically driven vehicles : de en
  • DE599267C - Clamp coupling, especially for motor vehicles : de en
  • GB411385A - Improvements in or relating to match books or packets : en
  • US1961500A - Layout instrument : en
  • CA342074A - Aircraft structure : en fr
  • CA342084A - Vaporizer : en fr
  • CA342175A - Ignitable liquid storing and transfusing apparatus : en fr
  • DE598267C - Device to prevent the one-sided application of the arc to the anodes of a metal vapor rectifier : de en
  • US1961233A - Steam generating apparatus : en
  • US1961583A - Packing : en
  • US1961982A - Recovery of the reaction products of the destructive hydrogenation of carbonaceous materials : en
  • US1961436A - Box covering machine : en
  • DE598282C - Coin checker with a scale : de en
  • USD92409S - Design fob an electric hand lantern : en
  • DE598114C - Rail for apron hoists : de en
  • GB411374A - Improvements in coin-freed vending machines : en
  • GB411413A - Improvement in hydraulic presses : en
  • US1961294A - Candling egg carton : en
  • US1961743A - Mechanism for separating intermixed divided materials : en
  • GB411414A - Improvements in and relating to mandrels for employment in the hot extrusion of tubes : en
  • US1961400A - Pile wire loom stopping mechanism : en
  • US1961768A - Synchronous motor driven clock : en
  • US1961368A - Force measuring device : en
  • GB411238A - Improvements in and connected with folding chairs : en
  • GB411487A - Improvements in or relating to steam traps : en
  • GB411450A - Improvements in or relating to apparatus for grading leather and other materials according to thickness : en
  • GB411464A - Improvements relating to automatic telephone and other electric selective systems : en
  • DE597865C - Push-pull circuit : de en
  • FR765169A - Method and apparatus for measuring flow rates, draft or depression in a pipe and in particular in a chimney : en fr
  • GB411541A - Improvements relating to the control of electric motors in traction systems : en
  • DE598220C - Permanent hair waving device for flat winding, in which the winding is heated outside and inside by hot gases : de en
  • US1961796A - Hobby horse : en
  • DE597793C - Circuit arrangement for telephone systems with dialer operation and storage facilities in rural districts : de en
  • US1961850A - Sheave structure : en
  • US1961761A - Winding clamp for electrical induction apparatus : en
  • DE598265C - Method for measuring the non-linearity of characteristics of electrical arrangements or light-sensitive photographic layers : de en
  • DE598081C - Electrical switching system made up of individual cable runs connected by plug devices : de en
  • DK48832C - Method and device for granulating fine material by depositing it on granular, moistened cores. : da en
  • DE598023C - Holding device for trough : de en
  • US1961123A - Milling machinery : en
  • IE13191L - Electric discharge tubes : en
  • US1961127A - Making disodium phosphate : en
  • US1961445A - Breather device : en
  • US1962107A - Cracking process : en
  • FR765164A - Tap : en fr
  • DE598088C - Remote-controlled automatic switch in which the moving contacts are firmly connected to the armature of a holding magnet : de en
  • DE598199C - Autonomous barrel cleaning machine : de en
  • US1961181A - Carrying case : en
  • US1961349A - Reciprocating mechanism : en
  • US1961433A - Bathtub construction : en
  • AU1286533A - Improvements in or relating to wireless aerial and associated feeder arrangements : en
  • US1961639A - Automobile heating and ventilating system : en
  • USD92440S - Design for a stove : en
  • FR43417E - Device to ensure absolute safety of passengers at sea on all ships, airships and airplanes : en fr
  • US1961519A - Water-insoluble mono-azo-dye-stuffs and fiber dyed therewith : en
  • US1961659A - Lifting jack : en
  • DE597892C - Overcurrent and installation circuit breakers with several interruption points : de en
  • US1961377A - Method of treating hides and skins : en
  • US1961635A - Method of rendering metals or alloys noncorrodible : en
  • US1961973A - Amusement device : en
  • US1961496A - Electrical heating device : en
  • USD92418S - Design for a tire : en
  • US1961573A - Circuit breaker : en
  • US1961811A - Crusher : en
  • CA342159A - Displacement pump : en fr
  • US1961958A - Microregulator for clocks : en
  • DE597904C - Seal with conical surfaces for vacuum and pressure devices : de en
  • DE598072C - Power supply unit : de en
  • FR43467E - Automatic voltage regulator : en fr
  • GB411189A - Improvements in or connected with means for securing labels, tabs, strip-material and the like to boxes and other objects : en
  • GB411199A - Improvements in evaporative cooling systems for internal combustion engines particularly for aircraft : en
  • AU1774134A - Improvements in or relating to wave range changing over devices for radio receiving apparatus : en
  • DE598110C - Cigarette scanning device in rod cigarette machines : de en
  • DE598173C - Tobacco feeding device for cigarette machines : de en
  • GB411512A - Improvements in and relating to electric resistances : en
  • AU1478133A - Improvements in or relating to lay-figures for garment display : en
  • CA342015A - Abdominal belt : en fr
  • US1961443A - Swivel butt coupler : en
  • US1961261A - Concrete pipe stripper : en
  • CA342026A - Butter churning apparatus : en fr
  • DE598212C - Device for switching the auxiliary phase winding of single-phase induction motors on and off by means of a heat time relay : de en
  • FR765264A - Sewing Machine Improvements : en fr
  • FR765279A - Refrigerating cabinet for domestic use operating by means of a refrigerating machine : en fr
  • FR765177A - Method and device for energy production : en fr
  • GB411322A - Auto-collimated objective for taking pictures in colours : en
  • DE598067C - Door closer and damper : de en
  • DE598462C - Frame for clamping sheet films : de en
  • DE598097C - Shredding device : de en
  • GB411501A - Improvements in or relating to the production of new compositions of matter by the esterification of cellulosic material : en
  • DE598133C - Feed device for the pneumatic recovery : de en
  • GB411225A - Improvements in or relating to long burning oil lamps, such as railway signal lamps or the like : en
  • GB411259A - Improvements in or relating to fire extinguishers : en
  • US1961385A - Signaling system : en
  • FR765167A - Advanced shock absorber for vacuum bottles : en fr
  • FR765240A - Amplification and stabilization device for compressed air regulators : en fr
  • FR765324A - building elements : en fr
  • GB411227A - Improvements relating to standby equipment for electricity distributing systems : en
  • US1961202A - Apparatus for separating mixed gases by liquefaction : en
  • US1961822A - Control system : en
  • USD92429S - Design for a lamp shade : en
  • AU1473033A - Coin-operated mechanism : en
  • CA342047A - Pipe joint : en fr
  • CA342165A - Steering gear : en fr
  • CA342031A - Heat exchange apparatus : en fr
  • FI15902A - Top snow plow : en fi
  • US1961133A - Elevator controller : en
  • US1961350A - Fluid proportioning device : en
  • US1961224A - Machine for making welded tubing : en
  • US1961347A - Focus checking device : en
  • US1961545A - Purification of bast fibers : en
  • US1961656A - Rotary core machine : en
  • US1961663A - Apparatus for testing the accuracy of gear teeth : en
  • US1961918A - Compressor structure : en
  • DE599247C - Method and device for the production of knitted goods on two-cylinder circular knitting machines : de en
  • US1961198A - Portable mounting for nozzles and the like : en
  • US1961408A - Spray head : en
  • GB411485A - Improvements in or relating to electric communication cables : en
  • DE597854C - Device for slicing, in particular canned food : de en
  • US1961282A - Actuating device : en
  • US1961469A - Flush valve : en
  • FR43405E - Production of new cellulosic derivatives : en fr
  • CA342080A - Sound distribution system : en fr
  • US1961176A - Machine for making friction elements : en
  • US1961473A - Ping pong racket : en
  • GB411382A - Improvements in or relating to weight bearing supports for the feet : en
  • US1961337A - Vegetable-conditioning method and machine : en
  • US1961275A - High tension ignition magneto : en
  • US1961818A - Adjustable chair carrier : en
  • US1961223A - Receptacle cover : en
  • US1961516A - Key cutting apparatus : en
  • DE597828C - System of watertight junction boxes for electrical distribution systems : de en
  • FR765320A - Electrical apparatus for heating water or producing steam, comprising plate electrodes and a combined device for successively controlling the water and the electric current : en fr
  • FR765156A - Dispensing device for hygienic seat covers : en fr
  • GB411211A - Improvements relating to induction electric furnaces : en
  • FR765222A - : fr
  • DE598116C - Circuit arrangement for connecting lines in telephone systems : de en
  • CA342085A - Gas purification : en fr
  • FR43434E - Frame for ties : en fr
  • FR765281A - Smooth for weaving gauze : en fr
  • US1961742A - Garment box and hanger therefor : en
  • US1961739A - Straw hat : en
  • US1961797A - Combination clamp and anchor means for the plates of rotary printing presses : en
  • USRE19199E - Street lighting system : en
  • US1961442A - Tool holder : en
  • US1961619A - Automatic transmission : en
  • US1961754A - Method of and apparatus for operating gaseous electric discharge devices : en
  • DE598147C - Method for brazing conductor strands : de en
  • DE598361C - Schuettelrutschenstrang, whose individual channels are connected in a known manner by ropes that brace the channels against each other to form a whole : de en
  • CA342123A - Signal chime : en fr
  • DE598056C - Reflector for electric light bulbs : de en
  • DE598345C - Fuel pump : de en
  • US1961645A - Magazine carrier chain : en
  • US1961525A - Acoustical plaster for high humidity conditions : en
  • US1961392A - Chair : en
  • US1961415A - Conical spiral screw propeller : en
  • US1961919A - Automatic slack adjuster : en
  • US1961297A - Refrigerating system : en
  • DE598041C - Drive of a die setting and line casting machine : de en
  • DE598338C - Harrow with longitudinal and transverse beams formed from two rails on top of one another, at the crossing points of which double prongs are attached by means of wedges : de en
  • DE598060C - Process for the catalytic hydrogenation of rubber : de en
  • DE598301C - Method and device for pulling paper bags or the like from the stamp of a draw shaft : de en
  • DE598246C - Manufacturing process of mesh tubes : de en
  • FR765387A - Device for guiding a cable wound on a drum : en fr
  • GB411499A - A method of making a salt preparation for use in the production of mineral waters, saline baths and saline injections : en
  • FR765372A - Scope with side eye flaps : en fr
  • US1962030A - Rotary transformer for direct electric currents : en
  • GB411195A - Wire covered with leather : en
  • GB411289A - Electrical apparatus for use as toys or for demonstration purposes : en
  • GB411819A - Improvements in or relating to apparatus for reproducing on incandescent lamp screens pictures derived from cinema films : en
  • DE599168C - Auxiliary power plant for vehicles, especially railroad vehicles, in which the kinetic energy is made usable on downhill sections : de en
  • FR43477E - Advanced coffee filter and its manufacturing process : en fr
  • GB411275A - Improvements in and relating to water heaters : en
  • FI15923A - Carrying machine : en fi
  • FR765225A - Anti-fraud trap flap adaptable to certain existing games : en fr
  • FR43410E - Tabulator for line spacing in typewriters : en fr
  • GB411277A - Improvements in engine starters : en
  • FR43455E - Heating device using electronic flux : en fr
  • GB411207A - Improvements in the manufacture of staple fibre and spun yarn : en
  • GB411502A - Improvements in the treatment of artificial filaments, yarns, threads or like materials : en
  • GB411269A - Improvements in or relating to knitted outer wear garments : en
  • GB411480A - Process for the production of cores of magnetisable powder : en
  • GB411503A - Improvements in and relating to the treatment of metal targets in x-ray tubes : en
  • DE596555C - Device for intrarectal radiography : de en
  • GB411297A - Improvements in or relating to pig houses : en
  • FR765300A - Double fuze, especially for small caliber explosive projectiles : en fr
  • GB411260A - An improved process for stabilising organic esters of cellulose : en
  • US1961586A - Lock : en
  • US1961601A - Biprism for spectroscopes : en
  • US1961998A - Brake for mechanical lures : en
  • US1962075A - Bucket-elevator : en
  • FI15932A - Grain peeling machine : en fi
  • GB411361A - Improvements in or relating to draught preventing devices : en
  • DE597870C - Control device : de en
  • GB411186A - Improvements in or relating to table signals for summoning attendants : en
  • FR43472E - Production process, on aluminum and its alloys, of strongly adhering galvanic deposits : en fr
  • US1961936A - Method of preserving ether : en
  • DE598007C - Arrangement for monitoring the density of liquids : de en
  • GB411392A - Improvements in dress shields : en
  • GB411376A - Improvements in and relating to foundry moulding machines : en
  • FR43444E - Carburetor improvements : en fr
  • FR765237A - Instant lifting device for automatic threshing machines : en fr
  • GB411242A - Improvements in or relating to the construction of aircraft wings : en
  • FI15906A - Sätt att framställa vattenlösliga azofärgämnen : en fi
  • DE598325C - Electric mercury vapor lamp or tube with a tube made of borosilicate glass : de en
  • US1961584A - Frame for access opening for use in aircraft construction : en
  • GB411230A - Improvements in and relating to apparatus for supporting the contents of sauce pans and the like : en
  • GB411491A - Improved window or ventilator operating device for greenhouses and such-like structures : en
  • DK48822C - Device at Oil Firing Plant with Compressed Air Atomization of the Oil. : da en
  • FR765252A - Improvements to shoes, slippers, slippers and the like : en fr
  • FI15904A - Anordning vid högfrekvenstransformatorer för radiomottagare eller andra avstämbara högfrekvensförstärkare : en fi
  • FR765234A - Character changing device for typewriters, typewriters and calculators and the like : en fr
  • CA342106A - Lubricating oil : en fr
  • DE598232C - Observation device placed on vehicles for moving air targets : de en
  • GB411372A - Photographic plate holder for a camera : en
  • US1961632A - Television method and apparatus : en
  • US1961971A - Process for preparing and applying emulsionized materials : en
  • DE597955C - Water decomposition cell with filter press design : de en
  • DE597759C - Method of treating cereal seeds : de en
  • DE598450C - Encapsulated switchgear : de en
  • US1961146A - Switch : en
  • US1961277A - Stopper : en
  • US1961538A - Localizing control device : en
  • US1961872A - Stop for bottles by metallic capsules : en
  • US1961327A - Shutter construction : en
  • US1961363A - Discharge fitting for hot water heaters and the like : en
  • US1961780A - Brake mechanism : en
  • US1961964A - Electric lamp : en
  • US1962087A - Baseball batting practice machine : en
  • US1961448A - Steam trap : en
  • US1961446A - Means for treating axles : en
  • CA342030A - Milk pail : en fr
  • US1961129A - Milling machine : en
  • US1961454A - Golf bag : en
  • US1961848A - Brake : en
  • DE598090C - Method and device for vulcanizing finite V-belts : de en
  • DE598224C - Savings calendar : de en
  • US1961342A - Cake plate : en
  • AU1292833A - Improved hinge for wooden boxes : en
  • US1961378A - Fishhook : en
  • US1961544A - Thermostatic temperature control : en
  • US1961190A - Lubrication : en
  • CA342109A - Heat exchanger : en fr
  • US1961702A - Method and means for the excitation of x-ray tubes : en
  • GB411214A - Respiratory apparatus : en
  • GB411373A - Improvements in and relating to devices for centring balls used in billiards and like ball games : en
  • DE598377C - Fuel for lighters : de en
  • US1961334A - Signal shaping device : en
  • DE598122C - Control for intermittent electrical feed motors : de en
  • CA342058A - Hydraulic brake system : en fr
  • CA342039A - Burial vault : en fr
  • US1961263A - Concrete pipe construction : en
  • US1961478A - Sizing apparatus : en
  • US1961587A - Refuse collection vehicle : en
  • US1961163A - Display rack : en
  • US1961683A - Sulphonation of squalene and oil containing squalene : en
  • US1962042A - Portable lifting device : en
  • CA342093A - Hydraulic flash arrester : en fr
  • US1961829A - Printing press for producing wax carbon spots on sheets of paper : en
  • US1961915A - Tent frame : en
  • CA342107A - Spectacle hinge : en fr
  • US1961994A - Oval can seamer : en
  • US1961477A - Lubricator for pneumatic tools : en
  • US1961554A - Lubrication device : en
  • US1961749A - Gaseous electric discharge device : en
  • FR765400A - Automatic lubrication device for eccentric bearings for crushers : en fr
  • GB411341A - Sealing rings for pistons and the like : en
  • US1961869A - Meter flag thbowek : en
  • US1961410A - Sound energy translating apparatus : en
  • US1961336A - Road magnet : en
  • US1961541A - Portable derrick : en
  • US1962100A - Vapor projector : en
  • US1961376A - Locking mechanism : en
  • US1961885A - Clamping mechanism for shoe presses : en
  • US1961969A - Metallic fishing rod : en
  • DE598136C - Process for derusting fabrics : de en
  • FR765418A - Independent mounting system, by articulated axle, and suspension of the front wheels of a vehicle : en fr
  • US1961890A - Refrigeration process : en
  • FR765213A - Device for compensating for non-linear distortions occurring in repeaters : en fr
  • FR765421A - New bumpy fabric and process for its manufacture : en fr
  • US1961948A - Air control wall register : en
  • USRE19195E - Muffler mounting : en
  • FI15924A - Säkerhetsanordning för automater, särskilt penningspelautomater : en fi
  • FR765284A - Process for manufacturing asbestos-cement or other material tubes by internal rolling : en fr
  • USD92434S - Design for an embroidered webbing : en
  • FR765257A - Improvements to glass annealing furnaces with roller plates : en fr
  • FR765292A - Dry ice refrigerator device : en fr
  • DE597665C - Brazil nutcracker : de en
  • DE598258C - Rope grab for wire rope towers : de en
  • GB411849A - Improvements in holders for electric incandescent lamps : en
  • DE598129C - Separation device for shoveling high and low heaps : de en
  • US1961901A - Refrigerating display case : en
  • US1962022A - Combined seaming and pinking machine : en
  • US1961140A - Electrical communication system : en
  • US1961213A - Mold-clamping device : en
  • US1961679A - Power transmission mechanism : en
  • US1961826A - Printing press for printing wax carbon spots on sheets of paper : en
  • US1962052A - Cherry stemming machine : en
  • FR765195A - Device for using the dynamic effects of fluids under pressure for the propulsion, direction, grip, detachment and support of all transport vehicles and others : en fr
  • FR765235A - Electric light and sound signaling system with automatic control, applicable to railway level crossings, with emergency signaling in the event of a fault : en fr
  • IE12958L - Coal-in-oil fuel : en
  • GB411348A - Improvements in relation to the automatic charging of electric storage batteries : en
  • US1961793A - Adjustable speed split phase motor : en
  • GB411166A - An improved process for making lead plated zinc bands : en
  • CA342120A - Seal : en fr
  • US1961530A - Universal seat : en
  • US1961887A - Direct current motor control : en
  • US1962062A - Electrical protective system : en
  • FR765443A - Direction indicating device : en fr
  • DE598326C - Vacuum-tight closed carbon arc lamp with basic gas filling and mercury base : de en
  • CA342050A - Ice creeper : en fr
  • FR765215A - Process for shaping iron and carbon alloys, products manufactured according to this process and their applications : en fr
  • DE598242C - Mercury rail contact for train protection devices : de en
  • DE598278C - Device for softening the bark and bast parts of wood sections : de en
  • DE598344C - Starting device for an internal combustion engine : de en
  • GB411245A - Attachments to drawing boards for fastening and stretching drawing paper : en
  • FR765377A - Process for developing dyes made with ether-salts of vat dyes : en fr
  • US1961923A - Motor fluid drive for reciprocating elements : en
  • DE598356C - Device for regulating the height of sliding doors : de en
  • FR43443E - Syntone electric servo motor : en fr
  • US1961564A - Torpedo firing pistol : en
  • US1961718A - X-ray tube : en
  • CA342151A - Oil dewaxing apparatus : en fr
  • FR765336A - Movable fund for swimming pool-school : en fr
  • DE598189C - Rocker arm switch : de en
  • FR765316A - Elastic coupling sleeve : en fr
  • FR765329A - Improvements to printing surfaces : en fr
  • DE597887C - Device for changing the timbre of electroacoustic performances : de en
  • FR43420E - Device allowing the operation in reverse position of carburetors for aircraft engines : en fr
  • FR43457E - Multicellular panels and their applications in construction : en fr
  • FR43419E - New nitrogen fertilizers : en fr
  • GB411347A - Improvements in or relating to photgraphic cameras : en
  • US1961262A - Concrete pipe joint : en
  • DE598384C - Method and device for drying cut ripe grain : de en
  • GB411336A - A method and apparatus for storing liquid carbon dioxide at temperatures below 0 c. : en
  • FR765228A - Device for learning to swim : en fr
  • GB411192A - Improvements in photographic shutters : en
  • DE598442C - Process for cooling liquids, in particular salt solutions : de en
  • FR765272A - Process for the preparation of new artificial compositions : en fr
  • FR43463E - Method and device for electrically transmitting signals by high frequency waves : en fr
  • FI15934A - Restrictions on the use of sulphite cellulose in the organic fiber sector : en fi
  • FR765401A - Method and device for using heat from condensation products : en fr
  • DE598161C - Device for determining the circumferential position of the balance weight for bodies to be balanced by means of a flexible writing device : de en
  • GB411274A - Improvements in and relating to gas fired water heaters : en
  • GB411481A - Improvements relating to regenerative and power braking in electric traction systems : en
  • DE598275C - Detachable joint connection between deck chair and leg rest : de en
  • GB411219A - Improvements in or relating to heels for boots or shoes : en
  • GB411514A - New or improved method of, and apparatus or appliances for, electrically welding, steel or iron tubes : en
  • US1961189A - Pipe flange : en
  • US1961319A - Radio direction finding system : en
  • US1961703A - Stabilizer system : en
  • US1961710A - Gang lawn mower : en
  • US1961200A - Method of recovering desirable constituents of gas or vapor mixture : en
  • US1961315A - Testing plant for internal combustion engines : en
  • GB411488A - Improvements in or relating to sliding clasp fasteners : en
  • US1961435A - Brake mechanism : en
  • FR765154A - Continuous motion filler for cinematographic films : en fr
  • GB411458A - The manufacture of new sulphonic acids of the benzene series : en
  • GB411250A - Improvements in exhaust silencers for internal combustion engines : en
  • GB411164A - Apparatus for eviscerating poultry : en
  • GB411520A - Improvements in air guns and rifles : en
  • GB411162A - Improvements relating to electric furnaces : en
  • US1961617A - Luminous discharge tube : en
  • US1961947A - Urn bag : en
  • US1961996A - Airplane construction : en
  • US1961157A - Blow-off cock : en
  • US1961344A - Card case : en
  • GB411276A - Improvements in and relating to water heaters : en
  • DE598312C - Device for pulling pipes with varying wall thickness : de en
  • US1961295A - Calculating device : en
  • US1961421A - Extension tong : en
  • US1961192A - Space-current device : en
  • US1961738A - Manufacture of acetic acid : en
  • DE598151C - Compensating tank for oil-filled cables : de en
  • DK48833C - Procedure for Drying and Stabilizing Wood. : da en
  • FR765152A - Device for blood transfusion : en fr
  • FR765374A - Improvements to the lubrication systems of internal combustion or internal combustion engines : en fr
  • US1961463A - Merchandise display and advertisement construction : en
  • US1961785A - Heat cycle : en
  • US1961366A - Stacking apparatus : en
  • US1962047A - Wave motor : en
  • DE598170C - Milk measuring device with float in the measuring vessel : de en
  • DE598238C - Conveyor encapsulated on all sides for bulk goods : de en
  • FR765267A - Automatic switch : en fr
  • US1961197A - Welding apparatus : en
  • US1961333A - Finish testing method and apparatus : en
  • FR765216A - Spare wheel carrier for motor cars : en fr
  • FR765312A - Coal screen and classifier : en fr
  • GB411200A - Wear compensating mechanism for brakes and the like : en
  • FR765200A - Household cooler device with all-metal exterior and interior walls : en fr
  • FR43499E - : fr
  • GB411293A - Improvements in or relating to electric discharge tubes : en
  • FR765442A - Improvements made to products to be cleaned : en fr
  • DK48824C - Apparatus for sharpening razor blades. : da en
  • US1961289A - Safety ladder attachment : en
  • US1961675A - Packing and process of making same : en
  • US1961968A - Fishing rod : en
  • US1961323A - Bevel drive pinion mounting : en
  • US1961550A - Regulator for hot water heating systems : en
  • US1962076A - Bathtub : en
  • DE598078C - Cooled fuel valve for diesel engines : de en
  • DE598049C - Device for the arc extinguishing at the interruption points of liquid switches : de en
  • DE598100C - Photographic shutter release with contacts : de en
  • US1961961A - Two-way stretch elastic fabric : en
  • US1962041A - Construction of aerial or earth device for wireless apparatus : en
  • DE598319C - Suspension spring arrangement with leaf springs, in particular for steering axles of railway vehicles : de en
  • DE598082C - Device for balancing the tobacco flow in cigarette machines : de en
  • FR765405A - Single-color ink ribbon for typewriters : en fr
  • US1961717A - Ray intensity meter system : en
  • DE598195C - Process of yellow haze-free equalization, over- and blue-black development of photographic, positive silver salt layers : de en
  • DE598286C - Winding device for sewing machines : de en
  • DE598452C - Self-opening switch that can be triggered by overcurrent with free release : de en
  • DE598010C - Device for closing folding boxes with ear and hole flaps : de en
  • DE598036C - Partition wall for washing machine drums : de en
  • FR765187A - Process for eliminating the copying effect of carbon paper after its use for transfers and means for implementing this process : en fr
  • CA342021A - Driving mechanism : en fr
  • US1961286A - Loud speaker : en
  • AU1287133A - Improvements in motor traction vehicles principally for log haulage : en
  • AU1567733A - Improvements in or relating tothe manufacture of cordage : en
  • US1961397A - Preparing of a new condensation product from meta-cresol and acetone : en
  • US1961399A - Ingot casting method : en
  • US1962072A - Unloader for compressors : en
  • US1961259A - Machine tool : en
  • US1961551A - Method of preserving sweetened condensed milk : en
  • US1961320A - Horology system : en
  • US1961667A - Method of coating wire : en
  • US1962069A - Lighting fixture : en
  • US1961627A - Veneer : en
  • US1962053A - Method of reenforcing insoles : en
  • US1961191A - Article handling device : en
  • US1961805A - Heat guard : en
  • GB411244A - Improvements in or relating to the grinding of rotating eccentric knives : en
  • DE598095C - Method and device for the production of jacketed cylindrical insulating sleeves from glass wool and similar fiber material : de en
  • FR765277A - Grinding machine for mechanical parts : en fr
  • CA10332S - Cycle pedal : en
  • CA342089A - Manganese ore concentration : en fr
  • USD92430S - Design fob a lamp shade : en
  • US1961897A - Gaseous electric discharge device : en
  • FR765441A - Improvements to processes and devices for the vaporization of solid carbonic acid : en fr
  • GB411510A - Improvements in or relating to wire spring mattresses and the like : en
  • DE598348C - Camera with setting viewfinder : de en
  • USD92431S - Design for a lamp shade : en
  • US1961852A - Metal grille fabric : en
  • US1961891A - Abrading device : en
  • US1961251A - Reduction of viscosity of cellulose acetate : en
  • DE598311C - Device for controlling the speed of the rolling stock in rolling lines consisting of several sets of rolls : de en
  • US1961795A - Flushing device : en
  • US1961986A - Adjustable elastic steel frame bridge : en
  • US1961130A - Car construction : en
  • US1961312A - Magnetic compass for aviation, navigation, and other purposes : en
  • US1961753A - Guiding means for suspended railway cars : en
  • USD92443S - Design for a bathing cap : en
  • DE591767C - Process for cleaning and de-acidifying vegetable drying oils for painting technology : de en
  • DE598196C - Depositing device for dough dividing machines : de en
  • FI15912A - Anordning vid hårkammar : en fi
  • US1961437A - Cosmetic compact : en
  • US1961756A - Device for keeping food hot : en
  • US1961840A - Insecticide : en
  • US1961747A - Carburetor : en
  • US1962095A - Burner control apparatus : en
  • US1961572A - Gas burner : en
  • US1961706A - Electrooptical system : en
  • DE598318C - Process for the production of welded iron or steel : de en
  • DE593889C - Electromagnetic core : de en
  • GB411241A - Improvements in the production of stable emulsions of sulphur : en
  • GB411204A - Improvements in or relating to sectional structures such as greenhouses, horticultural frames, poultry houses, and invalid shelters : en
  • GB411294A - A device for ascertaining the number of articles in a batch : en
  • US1961131A - Radio controlling device : en
  • US1961803A - Cabinet : en
  • US1962029A - Supplying thread under extension, for example in covering machines : en
  • FR765318A - Connection device that does not require the use of any tools : en fr
  • FR765186A - Adjustable thermostat : en fr
  • FR765301A - Stopper and its manufacturing process : en fr
  • DE598073C - Process for removing layers of coal of great hardness or similar material : de en
  • US1961431A - Cotton separating machine : en
  • US1961459A - Desk and seat structure : en
  • US1961720A - Superheterodyne receiver : en
  • US1961698A - Dough divider : en
  • FI15933A - Förfaringssätt vid sulfitcellulosakokning : en fi
  • CA342048A - Water softening composition : en fr
  • FR765290A - Manufacturing process of wooden shutters and means allowing the realization : en fr
  • US1961957A - Convertible play box : en
  • US1961476A - Process of producing press plates : en
  • US1961563A - Bottle filler washer : en
  • US1961568A - Clutch mechanism : en
  • CA342104A - Cotton mercerizing process : en fr
  • US1961621A - Induction electric furnace : en
  • US1962093A - Wringer : en
  • FR43424E - Process for increasing color fastness : en fr
  • GB411212A - Improvements in apparatus for propelling boats, launches, and the like : en
  • US1961302A - Motor for operating churns : en
  • US1961906A - Manifolding attachment for typewriters : en
  • DE598098C - Roll film spool : de en
  • AU1428433A - Improvements in or relating to machines for grading articles by weight : en
  • CA342079A - Soldering method and apparatus : en fr
  • US1961269A - Electron discharge apparatus : en
  • US1961360A - Sanitary removable liner for vessels : en
  • US1961769A - Oil pump : en
  • US1961372A - Electrical recording : en
  • US1961636A - Method of knitting multithread fabric : en
  • USD92441S - Design fob a warm air furnace : en
  • US1961356A - Combination holder for a clothesline reel and clothespins : en
  • US1961365A - Manufacture of multi-ply paper board : en
  • US1961864A - Electric switch : en
  • GB434794A - Improvements in or relating to caps for radiators : en
  • DE598105C - Device for processing the front surfaces of rails : de en
  • DE598327C - Process for the production of Kuepen dyes : de en
  • CA342094A - Welding apparatus : en fr
  • DE598399C - Drive device operated with compressed air for a circuit breaker and an associated disconnector : de en
  • US1961179A - Electric drier : en
  • US1961974A - Conduit : en
  • AU1564833A - Improvements in wound bobbins : en
  • US1961303A - Mechanical fly or insect trap : en
  • US1961817A - Ditch check : en
  • US1962040A - Transmission gearing : en
  • USD92413S - Design fob a bottle : en
  • US1961740A - Hide preservation : en
  • US1961854A - Interlocking system for railroads : en
  • USD92395S - Design for a plate for dancing shoes : en
  • DE598169C - Method of securing a propeller wing in a hub or metal sleeve : de en
  • GB411468A - Improved process and apparatus for degreasing by means of volatile solvents : en
  • CA342077A - Gaseous electric discharge device : en fr
  • US1961570A - Mechanical device for the passing and reproducing of talking films : en
  • US1961623A - Oxidation of alicyclic alcohols and ketones : en
  • DE597856C - Device for slicing, in particular canned food : de en
  • CA342083A - Arc lamp electrode : en fr
  • DE598190C - Time switch device : de en
  • DE598175C - Ignition device for cigars and cigarettes : de en
  • GB411160A - Improvements in or relating to swivel or pivot joints : en
  • CA342054A - Hearth tool : en fr
  • CA342059A - Moulding : en fr
  • US1961781A - Ladder : en
  • USD92442S - Design for a telephone instrument : en
  • FR765288A - Removable stud system for tractor wheels or propellant track : en fr
  • DE597971C - Device for degassing liquids containing gas : de en
  • US1961291A - Grinding mill : en
  • US1961673A - Steam engine regulating means : en
  • US1961733A - Table : en
  • US1962021A - Garter : en
  • DK48842C - Electric Fluorescent Tube. : da en
  • US1961898A - Method of refining oil : en
  • US1961211A - Method of and apparatus for distillation of oil : en
  • US1961880A - Dispensing device : en
  • USRE19194E - Production of organic products : en
  • US1962064A - Means for simplifying the changing of the gear ratio in automobiles : en
  • US1961461A - Gas engine valve gear : en
  • DE597639C - Process for the production of drying tubes for tube dryers : de en
  • DE598228C - Process for removing the tab which covers an open welding gap and which is welded to the welding edges by machining : de en
  • FR765431A - Improvements to oil switches for alternating current : en fr
  • FI15900A - Kylanläggning vid motordrivna fordon : en fi
  • GB411381A - High explosive tracer shells : en
  • US1961646A - Solvent applying mechanism for wrapping machines : en
  • FR765255A - Improvements to heavy fuel burners : en fr
  • FR765373A - Advanced hunting rifles : en fr
  • IE12770L - Pressure indicating device : en
  • FR43454E - liquid elevator for constant level gas meters : en fr
  • GB411320A - Improvements in and relating to hub brakes : en
  • GB411333A - Improvements in or relating to domestic water-heating systems : en
  • GB411470A - Improvements in or relating to means for regulating internal combustion engines : en
  • US1961362A - Rock core drill head : en
  • US1961863A - Manufacture of brake linings : en
  • US1961935A - Shelf support : en
  • USD92412S - Design fob a vehicle trailer : en
  • USRE19192E - Process of flotation : en
  • US1961515A - Diaper : en
  • US1961398A - Method of separating components of pine oil : en
  • US1961724A - Kick sheet device : en
  • FR765248A - Refrigerating cabinet for domestic use : en fr
  • US1961576A - Stable calcium hypochlorite composition : en
  • CA342017A - Fishing fly : en fr
  • CA342147A - Fishing lure : en fr
  • DE598376C - Fixing the electrodes in discharge tubes for high voltage : de en
  • GB411467A - Improvements in or relating to brooders or foster mothers for chickens : en
  • US1961394A - Tray carriage : en
  • US1961615A - Elastic fluid turbine of the radialaxial flow type : en
  • US1961411A - Kindling briquette : en
  • FR43480E - Process for removing sulfonic group from sulfonated anthraquinone derivatives : en fr
  • DE598223C - Measuring device for powdery, grainy or similar material with a drum partly filled with the material to be measured : de en
  • US1961604A - Drill and attachment therefor : en
  • US1961605A - Standard spindle nose : en
  • US1961668A - Wire reeler : en
  • US1962048A - Centrifuge : en
  • US1961767A - Sound signaling method and apparatus : en
  • US1962106A - Mercury vapor lamp : en
  • DE599148C - Gas capsule with check valve and pressure throttle device for siphon heads : de en
  • US1961838A - Building wall : en
  • US1961265A - Coking retort oven : en
  • US1961798A - Brake control : en
  • US1961299A - Gas meter : en
  • US1961352A - Rear curtain light frame : en
  • GB411232A - Improvements in and relating to label punching machines : en
  • GB411264A - Means for operating coin-freed machines for vending liquids : en
  • US1961972A - Apparatus for the manipulation and playing of disk records : en
  • US1961991A - Process of making electrically welded wire mesh material : en
  • US1961390A - Well bit : en
  • US1961884A - Pad for shoe holding machines : en
  • CA342158A - Drop hammer : en fr
  • US1961293A - Candling egg carton : en
  • DE598435C - Dismountable form for the production of hollow concrete blocks : de en
  • DE599261C - Seam with stitch offset equal to or shorter than the stitch length and machine for producing the seam : de en
  • US1961764A - Film micrometer : en
  • AU1454733A - Improvements in raising and lowering devices for implements and machines : en
  • US1961161A - Toothbrush : en
  • US1961305A - Automobile locking device : en
  • US1961804A - Means for controlling starting : en
  • US1961558A - Spark controlling and indicating means : en
  • US1961765A - Approach plate for bowling alleys : en
  • US1961193A - Dump truck : en
  • US1961666A - Process and apparatus for separating ores : en
  • US1961283A - Garage door operating mechanism : en
  • US1961821A - Ticket printing mechanism : en
  • AU1205033A - Anew or improved material for use in caulking, packing, lagging or covering and for other purposes, and method of making same : en
  • US1961629A - Highway flare : en
  • US1961859A - Combined radio antenna, ground and current supply cable : en
  • DE598207C - Method for comparing the frequencies of two electrical oscillations : de en
  • FR765433A - Tilting skip, dump to the rear or to the sides : en fr
  • FR43471E - Improvements to the play take-up mechanism in the brake linkages : en fr
  • FR765334A - Device to prevent the evacuation and freezing of cooling water from motors after they have stopped : en fr
  • GB411360A - Improvements in or relating to change speed devices for cycles or similar vehicles : en
  • CA342125A - Tufting machine : en fr
  • US1961313A - Flushing apparatus : en
  • AU1491333A - Infants feeding bottles and teats therefor : en
  • US1961170A - Recording the wave-length to which a radio set is tuned : en
  • US1961520A - Method of case hardening steel : en
  • US1961870A - Display rack or stand : en
  • US1961304A - Method of treatment of friction pieces comprising an exuding substance : en
  • DE598061C - Process for the production of molding compounds : de en
  • FR43489E - Improvements to equipment for vapor condensation : en fr
  • GB411411A - Improvements in or relating to cathode ray tubes suitable for use for television and like purposes : en
  • DE598257C - Removable lining of tilting conveyor vessels, especially on overhead cable cars : de en
  • FR43476E - Elastic suspension device : en fr
  • US1961152A - Accordion : en
  • DE598342C - Holder for attaching trees to posts : de en
  • US1961682A - Brooder : en
  • US1961256A - Electric metal gathering machine : en
  • USD92399S - Design for a mounting for article : en
  • DE598298C - Process for the preparation of phenol ethers and alkylated phenols : de en
  • DE598031C - Metal extrusion press : de en
  • DE598385C - corset : de en
  • FR43492E - Improvements to wicker shelling machines : en fr
  • US1961517A - Bow sighting device : en
  • US1961745A - Laminated material : en
  • US1961824A - Molded article : en
  • DE598099C - Roll film spool : de en
  • US1961171A - Cage perch : en
  • US1961343A - Control system for furnaces : en
  • CA342073A - Engine fuel pump : en fr
  • US1961471A - Film guide construction : en
  • US1961647A - Thread gauge : en
  • US1961735A - Electric sign : en
  • FR765254A - Improvements to vertical retorts for carbonization of coal and other similar materials : en fr
  • FR765420A - Assembly by welding with connecting piece : en fr
  • GB411273A - A double-band transmission system, in particular for submarine cables with high attenuation : en
  • DE597989C - Kickback protection for diaphragm gas knife : de en
  • US1961834A - Process for the manufacture of phenols from halogenated hydrocarbons : en
  • US1961341A - Packing material : en
  • US1961386A - Electrically operated valve : en
  • US1961963A - Process for breaking petroleum emulsions : en
  • USD92428S - Design for a toilet bowl deodorizer : en
  • DE598111C - Tobacco spreader for cigarette machines : de en
  • FR43427E - Electric heating circuit device : en fr
  • CA342145A - Weighing machine : en fr
  • FR43406E - Automatic box for the distribution of round items, preferably fishing weights : en fr
  • US1961707A - Grease dispenser : en
  • US1962086A - Yarn spool for tube frames : en
  • CA342051A - Condenser : en fr
  • US1961708A - System for influencing an electric current by irradiation : en
  • US1961714A - Production of a concentrate of true maple flavor : en
  • US1961205A - Automobile body : en
  • US1961942A - Die casting machine : en
  • DE598134C - Device for regulating the propellant supply in offset machines for flowing conveyance : de en
  • DK48823C - Multi-grid pipe coupling with Feedback. : da en
  • US1961943A - Smoke and combustion indicator : en
  • USD92417S - Design for a tire : en
  • US1962077A - Process of making pyroxylin tubing : en
  • US1961132A - Safety razor : en
  • US1961128A - Spring connection : en
  • US1961537A - Coin controlled vending and change making mechanism : en
  • CA342164A - Rubber antioxidant : en fr
  • US1961828A - Process for producing wax carbon spots : en
  • US1961309A - Ophthalmoscope : en
  • US1961348A - Manufacture of photographic printing fabric : en
  • CA342096A - Acetylene generator : en fr
  • DE598077C - Fire door for locomotives : de en
  • FR765302A - eyeshadow case : en fr
  • DE598186C - Device for filling steel or light metal cylinders with compressed or liquefied gases : de en
  • FR43495E - Safety device for firearms : en fr
  • AU1282233A - An improved bathing suit : en
  • DE598389C - Process for the preparation of a catalyst for the conversion of terpenes : de en
  • DK48836C - Device for automatic control of the suction by vacuum windscreen cleaners. : da en
  • FR765347A - Advanced training in aircraft wing coatings : en fr
  • GB411338A - Improvements in dark-field condensers for microscopes : en
  • DE598225C - Fertilizer spreader with rotating roller arranged in the spreader container : de en
  • GB411253A - A vacuum-cleaning system for buildings : en
  • US1961721A - Casting method : en
  • GB411314A - Improvements in cleaning instruments, particularly for floors : en
  • CA342156A - Metal strip uncoiling apparatus : en fr
  • US1961748A - Electric cathode glow lamp : en
  • USD92423S - Design for a jar or similar article : en
  • CA342088A - Manganese ore concentration : en fr
  • DE598392C - Coal fertilizers : de en
  • CA342042A - Respiratory mask : en fr
  • CA342127A - Liquid or gas straining apparatus : en fr
  • DE598149C - Separating end closure for telecommunication cables : de en
  • DE598289C - Tin can with a tear lever : de en
  • GB411417A - Improvements in or relating to the reproduction of sounds : en
  • US1961272A - Felting machine : en
  • US1961716A - Check writer operating mechanism : en
  • US1962082A - Typewriter ribbon : en
  • USRE19193E - Sterilization of food products : en
  • US1961736A - Process of forming acetic acid from methanol and carbon monoxide : en
  • US1962073A - Metal reenforcement structure for horseshoes of elastic material : en
  • US1962079A - Sparking plug for internal combustion engines : en
  • USD92438S - Design for a cooler for dry and wet : en
  • US1961178A - Weight controlling apparatus : en
  • US1961737A - Process of forming acetic acid from methanol and carbon monoxide : en
  • DE598064C - Advertising machine with electric lighting and an electrically driven color disc for generating changing play of colors : de en
  • US1961955A - Battery and similar connection : en
  • DK48843C - Method and Apparatus for the manufacture of granular products of liquid materials. : da en
  • FR765448A - Improvements to alternating current meters : en fr
  • FR765239A - Centrifugal automatic disengagement : en fr
  • FR765356A - Improvements in the manufacture of titanium pigments : en fr
  • FR765414A - Process for obtaining tubular parts with a fusion welded joint : en fr
  • FR765476A - Method and apparatus for the distillation of liquids or for the removal of volatile constituents contained in liquids : en fr
  • DE598336C - Holder for cigarettes : de en
  • DE598296C - Process for coloring asbestos : de en
  • US1961232A - Oil drill mud reclamation : en
  • US1961777A - Ferrous alloy : en
  • DE598038C - Process for utilizing the amounts of energy and water produced when the steam boiler is blown down : de en
  • DE598120C - Electric pull switch : de en
  • FR765389A - Heating and rotating grid for concentrating device : en fr
  • GB411461A - Improvements relating to telephone systems : en
  • DE598079C - Drive device for slides exposed to high temperatures, valves or the like. : de en
  • FR765357A - Distributor for all fluids : en fr
  • FI15942A - Metod att sammansluta järn- eller stålbandsändar : en fi
  • FR765275A - Surgical instrument for ligating and piercing : en fr
  • FR765303A - Cyanidation process for gold ores : en fr
  • GB411305A - Improved golf tee : en
  • GB411515A - An improved puzzle, and means therefor : en
  • GB411831A - Electric control systems : en
  • DE598372C - Toggle switch, the housing parts of which are held together by riveted connections : de en
  • FR765173A - Method and apparatus for the direct measurement of the modulation rate : en fr
  • US1961766A - Furnace : en
  • US1961596A - Molding apparatus : en
  • US1961778A - Thermostatic switch : en
  • US1961945A - Manufacture of waterlaid felts and impregnated products prepared therefrom : en
  • GB411408A - Knee joint for artificial legs : en
  • FR765285A - Apparatus for examining the cornea of the human eye : en fr
  • FR765473A - Advanced golf accessory : en fr
  • GB411343A - Improvements in resilient supports for isolating machines from their foundations : en
  • GB411396A - Improvements relating to slicing machines : en
  • GB411217A - Improvements in and relating to the frequency control of radio transmitters : en
  • FR43404E - Sorting frame for olives : en fr
  • FR43468E - Semi-hydraulic suspension replacing springs and shock absorbers in the automobile chassis : en fr
  • GB411400A - Improvements in or relating to hook adapters for bolts : en
  • US1961944A - Folding ironing table : en
  • FI15938A - Adjustable legs for a sore horse : en fi
  • GB411228A - Improvements relating to marine steering gear : en
  • US1961387A - Ventilated motor : en
  • DE598410C - Device to examine the air for carbon monoxide or other harmful substances : de en
  • GB411315A - Improvements in and relating to packing devices for shafts and like bodies : en
  • US1961653A - Slidable seat : en
  • FR765399A - Improvements to crepe paper stretching and rolling machines : en fr
  • US1962084A - Intermediates and dyestuffs of the anthraquinone series : en
  • DE597992C - Broaching machine with hydraulic drive of the broaching tool : de en
  • DE598158C - Connection of juxtaposed stringer boards from stringer stairs : de en
  • DE598274C - Deck chair : de en
  • DE598279C - Process for the production of synthetic masses from styrene : de en
  • FR43438E - Device for driving nails : en fr
  • DE598404C - Process for heat treatment, in particular for carbonization and gasification of fine or dust-like material in externally heated pipes : de en
  • DE598162C - Fingers for the cutting mechanism of mowing machines : de en
  • US1961727A - Tire shaping machine : en
  • US1961806A - Tag fastener : en
  • US1961278A - Cleaning material feeder for washing machines : en
  • US1961451A - Pump construction and lubrication thereof : en
  • US1961895A - Rear view mirror : en
  • FR43461E - System of metal nails to mark the passage of pedestrians on the roadway : en fr
  • FR765368A - Electrical cable entry sealed against liquids and gases : en fr
  • US1961212A - Refrigerating apparatus : en
  • DE598163C - Device for separating specifically heavy additions from a flow medium, e.g. B. of dust from gas : de en
  • DE598085C - Device for automatic regulation of the brake pad pressure depending on the vehicle load : de en
  • GB411422A - Improvements in the treatment of austenitic chromium-nickel steel alloys and of articles made therefrom : en
  • FI15910A - Non-massager : en fi
  • GB411208A - Improvements relating to wireless signalling systems : en
  • GB411473A - Improvements in and relating to electric transformers : en
  • US1961542A - Process for the manufacture of acetic anhydride : en
  • US1961405A - Paper manufacture : en
  • US1961693A - Art of cracking hydrocarbons : en
  • FR43451E - Pendulums, electric clocks or alarm clocks with pendulums or pendulums : en fr
  • DE589720C - Monitoring of the machine performance of die setting and line casting machines : de en
  • DE598202C - Process for the production of fertilizers from urban garbage : de en
  • DE597789C - Clamping and locking device for the ends of a band tire of packages : de en
  • DE598039C - Device for the optional testing of safety regulators arranged next to one another on the same shaft : de en
  • DE598066C - Ventilation device for motor vehicles : de en
  • DE599283C - Method for fastening bundles of bristles or similar material in bristle carriers made of pressable raw material : de en
  • FR765395A - Apparatus for the production of milk and other beverages containing carbonic acid : en fr
  • FR43456E - Compressor improvements : en fr
  • GB411179A - Therapeutic compounds and processes of producing them : en
  • DE598256C - Process for the production of welded iron or steel : de en
  • DE598302C - Process for making multicolor copies : de en
  • US1961335A - Process of manufacturing ornamental mirrors : en
  • US1961882A - Electrically controlled driving mechanism : en
  • US1961962A - Electric cable : en
  • FR43462E - Manufacturing process of elastic joints or links and new industrial products resulting therefrom : en fr
  • DE598119C - Process for the production of zinc cups for dry batteries : de en
  • DE598206C - Method for the transmission of several different messages : de en
  • DK48844C - Apparatus (drainage plow) for the manufacture of stable, water-carrying pipes in the ground without the use of fixed pipe walls. : da en
  • USRE19198E - Pattern sheet controlled mechanism : en
  • US1961467A - Material screening apparatus : en
  • US1961209A - Apparatus for rolling or drawing of tubes : en
  • US1961432A - Cotton separating machine : en
  • US1962101A - Shoe fitting machine : en
  • GB411233A - Improvements relating to lawn mowers : en
  • FI15931A - Self-closing valve especially for toilet bowls, sinks, pouring bowls, etc. for : en fi
  • GB411366A - Improvements in and relating to hydraulic presses for impressing stereotype matrices : en
  • US1961154A - Wave signaling system : en
  • US1961186A - Light bracket : en
  • US1961495A - Refrigerator case : en
  • DE598241C - Loading device in which a transmission controlled by a shaker slide moves a conveyor belt : de en
  • GB411282A - Improvements in or relating to electromagnetic motors : en
  • GB411489A - Improvements in or relating to television and similar systems : en
  • GB411246A - A flexible four wheel drive for motor vehicles : en
  • US1961393A - Electron discharge device : en
  • CA342170A - Detergent solution production : en fr
  • FR765390A - Method of forming the web and preparing the fibrous material in the cotton spinning mill : en fr
  • GB411226A - Reinforcement for concrete paving : en
  • GB411401A - Improvements relating to shearing machines for removing loose fibres from yarn, cord or twine : en
  • FR765322A - Fixing device for molds in centrifuge devices : en fr
  • FR765423A - Diesel-electric direct current drive system consisting of a generator with separate excitation and a drive motor, for drives in which the torque is not proportional to the speed, in particular for the drive of ship propellers : en fr
  • US1961484A - Electric plug construction : en
  • DE598363C - Process for reducing the wear and tear on the conveyor pipelines of pneumatic or hydraulic conveyor systems : de en
  • US1961602A - Pumping system : en
  • US1961719A - Gaseous electric discharge device : en
  • US1961928A - Bearing broaching machine : en
  • DE598415C - Device for sorting fruits with a perforated plate and an endless conveyor provided with flexible carriers : de en
  • GB411254A - A new or improved tool for breaking down coal faces in mines : en
  • FR765168A - Reflector refinements : en fr
  • US1961257A - Thread rolling die : en
  • FI15928A - Lagerskål av järn med rödgjutefoder : en fi
  • FR765280A - Curler protector for electric curling heater : en fr
  • FR765161A - Opening bell for the protection of food products : en fr
  • FR765331A - Tilting and lifting system of a grape harvest pasture : en fr
  • GB411410A - Attachment of fixed contacts to terminals in electrical apparatus : en
  • GB411452A - Improvements in and relating to screens or riddles : en
  • GB411486A - Improvements in and relating to vernier adjusting devices : en
  • GB411222A - Improvements relating to babies' comforters : en
  • GB411344A - Improvements in machine guns : en
  • DE598109C - Pressure wheel in the strand channel of a cigarette machine : de en
  • DE598013C - Apparatus for the production of patterned jacquard leno fabrics : de en
  • GB411445A - Improvements in or relating to detachable wheels : en
  • US1961159A - Method and apparatus for the production of music : en
  • USD92391S - Design for a jae : en
  • US1961548A - Washing machine : en
  • US1961594A - Can opener : en
  • DE598215C - Incandescent cathode for discharge vessels : de en
  • DE598251C - Firearm arranged outside a pressure-tight chamber : de en
  • DE598393C - Process for the extraction of oxygen-rich mixtures from air : de en
  • US1961389A - Rail bond : en
  • GB411440A - Improvements in or relating to the grinding of rotating eccentric knives : en
  • FI15901A - Adaptation of the reaction space used for the treatment of the substances : en fi
  • FR43415E - Method and device for the use of refrigerants, for example dry ice, by conductivity and radiation : en fr
  • FR765379A - Process for hydrogenating fats and fatty oils : en fr
  • US1961524A - Milling machine : en
  • DE598091C - Process for vulcanizing rubber and rubber-like substances : de en
  • DE598218C - Flat weft knitting machine with device for the production of one-sided reduced goods : de en
  • FR765375A - Ball launching device for skill games : en fr
  • USD92387S - Design for a broiling pan : en
  • USD92419S - Design for a calendar stand : en
  • GB411492A - Improvements relating to plant for rendering powdered material homogeneous : en
  • FR43402E - Heavy-duty automatic sorting and crimper machine picking up loose staples and placing them on the fabric : en fr
  • GB411449A - Improvements in sweepers : en
  • DE598309C - Roller drill : de en
  • IE13063L - Glutenous baking material; starch : en
  • GB411174A - Improvements relating to feed mechanism for automatic machines for the bulk weighing of flour and like light materials : en
  • GB411456A - Improvements relating to automatic telephone systems : en
  • GB411469A - Improved arrangements of reaction chambers for the treatment of materials : en
  • FR765314A - Method and device for controlling the direction of motor vehicle trailers in forward and reverse : en fr
  • FR765348A - Manufacturing process of an enamelled paper or cardboard : en fr
  • FR765410A - Device for adjusting the useful length of a cord : en fr
  • DE598386C - Zipper : de en
  • GB411335A - Improvements in or relating to methods for the production of explanatory titles for the pictures on cinematographic films : en
  • GB411483A - Improvements in or relating to the production of aldol condensation products : en
  • USD92405S - Design fob a bottle collar or similar : en
  • DE597988C - Cooker kettle : de en
  • DE598370C - Multi-stage tube receiver : de en
  • FR43428E - Automatic garbage disposal device : en fr
  • GB411429A - Improvements in multiple effect evaporators : en
  • FR765355A - Cable extension capacitors : en fr
  • DE597923C - Device for filling the receiver of pipe extrusion presses, in particular lead cable presses : de en
  • DE598299C - Oil circuit breaker with overcurrent release : de en
  • USRE19203E - Arch lift : en
  • CA342155A - Hydrocarbon gas pyrolysis : en fr
  • US1961980A - Production of 1.3-butylene glycol : en
  • DE598211C - Arrangement of a high-voltage disconnector in series with a pipe fuse on a common base : de en
  • DE598108C - Rolling device on cigar machines : de en
  • GB411321A - Improvements in or relating to molybdenum steels : en
  • FR765250A - Removable decorative pattern for ladies bags : en fr
  • DE598269C - Burners for liquid, gaseous or dusty fuels : de en
  • US1961760A - Folding barricade : en
  • US1962059A - High tension electric cable : en
  • FR765183A - Process for refining metals or alloys, applicable in particular to the dephosphorization and optionally to the deoxidation of steels : en fr
  • FR765435A - Device for fixing the rings in the holes of billiards with retractable balls : en fr
  • GB411365A - Improved service hatch : en
  • FR765308A - Improved power supply device for internal combustion engines and engines fitted with this device : en fr
  • DE598075C - Electrical capacitor, in particular a wound capacitor : de en
  • GB411159A - Improvement in multiple spindle automatic lathe : en
  • FR765151A - Dropper cap : en fr
  • US1961244A - Headrest for shampoo purposes : en
  • US1961535A - Paper container : en
  • US1961731A - Top for rumble seats : en
  • FR43486E - New process for purifying sweet beet and cane juices, and, in general, all sweet juices : en fr
  • GB411444A - Improvements in valves and the manufacture thereof : en
  • GB411223A - Window blind or awning : en
  • GB411446A - Improvements relating to the conversion of pulverulent and slurry-like materials into nodules : en
  • US1961705A - Change-over system : en
  • US1961139A - Artificial grass and the like : en
  • US1961489A - Resilient reflex syringe : en
  • FI15915A - Hella combined heat collector : en fi
  • US1961723A - Hot water heater : en
  • FR765271A - sectional paper machine equipment : en fr
  • FR765296A - Improvements in the manufacture of hard toes and buttresses for shoes and their assembly : en fr
  • FR765297A - Seal for securing thread, string, cord or the like : en fr
  • DE598156C - Closing device for the individual dispensing of pills or the like. For cans or the like. : de en
  • GB411237A - Improvements in shuttles of looms for weaving : en
  • US1961308A - Fuel economizer : en
  • US1961172A - Food slicer : en
  • DE598433C - Device for loosening cohesive tobacco leaves : de en
  • US1961970A - Metallic fishing rod : en
  • DE598444C - Process for the production of curable and soluble condensation products from aromatic amines and formaldehyde : de en
  • FI15939A - Forwarding rules and regulations for the production of agricultural products in the form of rubber products : en fi
  • FR765394A - Non-permanent coupling between a lever and a shaft : en fr
  • GB411368A - Improvements in or relating to floor brushes : en
  • GB411369A - Improvements in submersible pumps : en
  • US1961528A - Universal faceplate for machine tools : en
  • DE598104C - Procedure for cleaning beef rumen : de en
  • DE598044C - Device for the protection of transformers, in particular for power supply devices or devices connected to them : de en
  • FR43450E - Improvements to secondary batteries or electric accumulators : en fr
  • FR43466E - Improvements to nominal tracking devices used in t.s.f. : en fr
  • GB411236A - Improvements in or relating to packing cases : en
  • US1962092A - Shaving soap stick lather cup : en
  • US1961242A - Angle tangent to radius dresser : en
  • FI15929A - Anordning för överförande av genom tryck alstrade rörelser från en kropp till en annan genom ett med med kontinuerlig räcka av stångformiga element fyllt rör : en fi
  • US1961508A - Humidifier : en
  • US1961746A - Automatic voltage regulator system : en
  • FI15907A - Magasinseldstad med Rost, försedd med primär- och sekundärluftinlopp : en fi
  • FR43408E - Refinement with combs and brushes : en fr
  • FR765198A - Improvements to the manufacturing processes of various preparations such as food products, novelty products, chemicals or other similar products in the form of flakes, cakes, tablets, etc ... : en fr
  • FR765199A - Ball joint for orthopedic parts : en fr
  • FR765206A - Apparatus for crushing, flattening, pressing or crushing any product or material : en fr
  • GB411393A - Improvements in or relating to the manufacture of locally reinforced tubular knitted goods : en
  • GB411490A - Improvements in or relating to so-called kerr cells : en
  • CA342124A - Sintered alloy : en fr
  • US1961759A - Holder and dispenser for plastic materials : en
  • USD92427S - Design for an illuminated mirror : en
  • USD92386S - Design for a toy vehicle : en
  • CA342033A - Slime filtration : en fr
  • DE598306C - Roller grate consisting of several rollers arranged one behind the other for sieving loose material : de en
  • US1961307A - Emptying chute or gate : en
  • USD92414S - Design for a vanity case : en
  • DE598293C - Device for loosening cohesive tobacco leaves : de en
  • DE598427C - Device for mixing the light from different light sources : de en
  • US1961298A - Liquefier screw cover : en
  • US1961709A - Gaseous electric discharge device : en
  • USD92404S - Design for an automobile body : en
  • DE1302535U - : de
  • US1961954A - Terminal connection : en
  • CA342086A - Cleaning device : en fr
  • CA342117A - Brake shoe adjustment : en fr
  • US1961559A - Paper container : en
  • CA342052A - Bottle cap : en fr
  • US1961375A - Box : en
  • US1961984A - Apparatus for handling and dispensing materials : en
  • USD92410S - Design fob a blouse : en
  • US1961358A - Electric light and wave apparatus and method for treatment of hydrocarbons : en
  • US1961911A - Fabric cleaner : en
  • US1961931A - Coating composition : en
  • US1961306A - Electrical insulating material : en
  • US1961807A - Reservoir pen : en
  • US1961513A - Well swabbing device : en
  • US1961985A - Paper fastener : en
  • DE598074C - Electrical system with protective line and automatic shutdown in the event of fault current : de en
  • DE598028C - Process for the production of naturally pure sparkling wine : de en
  • CA342018A - Hypodermic syringe : en fr
  • US1961662A - Burglar protection device : en
  • AU1574333A - Improvements in or relating to incubators : en
  • DE598262C - Arrangement for remote control of diesel-electric shunting locomotives : de en
  • DE598465C - Heating device for the tub for brushless bottle washers : de en
  • US1961220A - Radio apparatus : en
  • US1961439A - Valve regulating means : en
  • AU1234833A - Improvements in gauges : en
  • CA342082A - Electrical circuit arrangement : en fr
  • CA342166A - Transporting means for liquids : en fr
  • US1961371A - Small liquid fire extinguisher : en
  • US1961902A - Making base exchange silicates : en
  • CA342045A - Lacrosse stick : en fr
  • FR765305A - Process for the preparation of new dyes of the anthraquinone series : en fr
  • US1961317A - Balanced spiral fabric : en
  • US1961788A - Two fluid power plant : en
  • AU1151333A - Improvements in or relating to electric discharge tubes : en
  • DE598118C - Circuit arrangement to prevent the annoying alternating current tone in circuits with directly or indirectly heated discharge tubes : de en
  • DE598360C - Tin boxes, especially for cigarettes : de en
  • US1961138A - Steam or vapor generator : en
  • US1961533A - Heat interchanger for heating and cooling of fluids : en
  • US1961330A - Process for improving the resistance to corrosion of articles made of magnesium-manganese-alloys : en
  • US1961676A - Breather valve for air compressors : en
  • CA342101A - Abrasive article : en fr
  • CA342028A - Animal catcher : en fr
  • DE597909C - Method and machine for shaping plastic masses, such as marzipan, foam mass and the like. Like., in longitudinal and cross-section : de en
  • CA342025A - Armed wooden plate : en fr
  • FR765361A - Improvements to calculating machines : en fr
  • US1961325A - Automatic burner control valve : en
  • US1961506A - Foot-power propelling and controlling apparatus for boats : en
  • US1961620A - Stop actuating mechanism for braiding machines : en
  • DE598137C - Production of ammonium imidosulfonic acid : de en
  • FR43437E - Head dressing : en fr
  • FR765370A - Slider device for loom frames : en fr
  • FR765404A - Process for increasing the corrosion resistance of cold worked aluminum and magnesium alloys : en fr
  • GB411284A - Improvements in camping installations : en
  • US1961234A - Measuring device or gauge : en
  • US1961222A - Marine type series boiler : en
  • CA342071A - Indicating and positioninig system : en fr
  • USD92432S - Design for a radiator cap : en
  • US1961847A - Composition slab : en
  • DE597855C - Device for slicing, in particular canned food : de en
  • DE598150C - Device for maintaining a perfect filling of oil-filled cables : de en
  • DE598164C - Device for improving the tone of string instruments : de en
  • DE598208C - Installation on switching and control elements : de en
  • FR765434A - Ring : en fr
  • CA342103A - Methane liquid hydrocarbon production : en fr
  • US1961267A - Mud guard for shoe heels : en
  • US1961536A - Method of manufacturing oscillating joints : en
  • US1961800A - Ventilator : en
  • DE598464C - Spray tube guide on bottle washing machines : de en
  • US1962038A - Drafting instrument : en
  • DE598254C - Process for the production of magnesium oxide : de en
  • US1961142A - Switch for automobile inductors : en
  • FR765258A - Automatic liquid gauging installation : en fr
  • US1961340A - Synchronizing clutch mechanism : en
  • US1961697A - Coordinating mechanism for packaging and wrapping machines and package transfer mechanism therefor : en
  • US1961148A - Machine for copper coating wire : en
  • US1961444A - Means for and method of improving the efficiency of internal combustion engines : en
  • US1961514A - Automatic lubricator : en
  • US1961772A - Drier : en
  • US1961357A - Radio receiving system : en
  • FR765241A - Anti-slip device for wheel tires : en fr
  • GB411249A - Improvements in and relating to rotary blowers : en
  • GB411447A - An improved suspension for motor bicycles, light cars and similar vehicles : en
  • DE1302838U - : de en
  • DE598084C - Process to improve the nitriding ability of corrosion-resistant iron and steel alloys : de en
  • AU1297033A - Improved electrical apparatus for measuring the characteristics of materials : en
  • FR765340A - Wheel tire, in particular for vehicle wheels on rails : en fr
  • DE597871C - Isolation arrangement on high voltage transformers, preferably cross ring converters : de en
  • DE598197C - Device to prevent gas stove faucets from being left open at night : de en
  • CA342024A - Suspenders : en fr
  • FR765310A - Protection device for swing doors : en fr
  • GB411272A - Improvements in or relating to retorts for use in the low temperature distillation of carbonaceous material : en
  • FR765364A - Method and device for synchronizing media provided or to be provided with recording and media intended for carrying out this process : en fr
  • CA342110A - Sulphuric acid manufacture : en fr
  • US1961322A - Towel cabinet : en
  • US1961711A - Humidifier and sterilizer : en
  • US1961763A - Tool joint : en
  • US1961842A - Control mechanism : en
  • US1961651A - Cabbtouetob : en
  • US1961677A - Floor-block or stone : en
  • FR765376A - Construction of cutout images : en fr
  • GB411163A - A process and apparatus for the preparation, cooking and canning of chickens and other poultry : en
  • GB411197A - Improvements in or relating to closure devices for bottles, jars or the like : en
  • FR765236A - Anti-theft lock intended to prevent motor vehicle theft : en fr
  • US1961726A - Apparatus for testing tires : en
  • US1961230A - Library flooring : en
  • GB411185A - Improvements in continuous boiling, evaporating and concentrating plants : en
  • GB411206A - Improvements in or relating to letter and like balances : en
  • DE598053C - Switch socket made of insulating material with pull-out toggle shaft : de en
  • DE598177C - Sack made of a multilayer structure, the layers of which are composed of fabric and paper : de en
  • FI15897A - Anordning vid Penslar och målarborstar : en fi
  • FR765197A - Snow plow : en fr
  • GB411267A - A structural material made from fly ash and process of making the same : en
  • GB411397A - Improvements relating to reclining or hammock chairs : en
  • DE598096C - Self-locking lever drive : de en
  • DE598253C - Resilient pit stamp : de en
  • US1961145A - Motorcycle saddle structure : en
  • US1961210A - Sheet metal working apparatus : en
  • DE597908C - Device for crushing ores or the like. : de en
  • DE598159C - Zinc alloy : de en
  • US1961218A - Electron discharge device : en
  • US1961217A - Mowing machine : en
  • GB411309A - Improvements in the method of extruding metal tubes : en
  • FR765171A - Advanced pump and its applications : en fr
  • GB411377A - Improvements in means for treating the exhaust gases of internal combustion engines : en
  • FR765238A - Improvements in medical devices for gas insufflations, in particular for pneumothorax : en fr
  • US1961450A - Tool carrier : en
  • US1961611A - Pressing machine : en
  • DE598294C - Device for filling in weighed quantities of goods that tend to settle : de en
  • US1961480A - Door fixtures : en
  • US1961912A - Production of ketones : en
  • DE598008C - Electrically operated, mobile force sound transmitter : de en
  • GB411350A - Improvements in or relating to potato diggers : en
  • GB411370A - Improvements in or relating to motor operated valves : en
  • GB411405A - Indicators for keys, more particularly those of the barrel lock type : en
  • FR765383A - Selector device for speed control, applicable in particular to motorcycles : en fr
  • DE598226C - Pre-chamber diesel engine : de en
  • DK48830C - Apparatus for recording, remotely transmitting and the like images, in particular for forming natural or stereoscopic images. : da en
  • GB411340A - Improvements in and relating to means for doffing cops and donning cop tubes in cop winding machines : en
  • CA342157A - Dry cell : en fr
  • GB411210A - Improvements in copyholders for use with typewriters, comptometers and like machines : en
  • GB411498A - Improvements in and relating to the manufacture of grinding and abrading bodies : en
  • US1961273A - Wrapping machine : en
  • US1961353A - Coupler and yoke connection for railway draft riggings : en
  • CA342027A - Hemp stripping process : en fr
  • CA342087A - Beryllium fluoride solution : en fr
  • FR765341A - Shaping machine for mining or other wood in a single operation : en fr
  • US1961326A - Freewheel control : en
  • US1961608A - Protective device for electrical apparatus : en
  • DE598141C - Process for the preparation of silver compounds of the aromatic Halogenylsulfonsaeureamide : de en
  • DE598062C - Method for producing latticework on shuttle embroidery machines : de en
  • FR43412E - Paper bag ejector and counter device applicable to bag making machines : en fr
  • GB411375A - Improvements in manually actuated driving gear for boats' screw propellers : en
  • US1961934A - Lighting fixture : en
  • US1961779A - Control of electric switches : en
  • US1961225A - Vacuum cleaner : en
  • GB411296A - Improvements in or relating to means for ventilating engine-electric locomotives or motor coaches : en
  • FR43401E - Insulating sleeve with support device for electric incandescent lamps and other applications : en fr
  • FR765309A - Control device for vehicles : en fr
  • FR765233A - Improvements to ornamented fabrics : en fr
  • FR765294A - Improvements to so-called <<arrache-poulie>>, <<arrache-moyeu>>, <<arrache-roulement>> devices and similar devices : en fr
  • GB411198A - Improvements in the manufacture and production of high quality lubricating oils : en
  • GB411460A - Improvements in or relating to rubberised and vulcanised fabrics and like products : en
  • GB411466A - Means for determining insulation resistances : en
  • DE598448C - Telecommunication cable with blind stranding elements arranged inside : de en
  • US1961428A - Machine for working fine gold : en
  • US1961926A - Brush : en
  • US1961221A - Annealing box and method of making same : en
  • FR765350A - Improvements in the manufacture of coated electrodes and welding rods : en fr
  • FR43436E - Improvements to hydraulic servo-motors : en fr
  • FR765155A - Electric arc suppression device, particularly applicable to switches : en fr
  • FR765328A - Mobile and self-bouncing bait for greyhound races or other animals likely to be set in race : en fr
  • GB411493A - Automatic coupling for railway cars : en
  • GB411262A - Improvements in game apparatus : en
  • US1961239A - Ball forming machine : en
  • US1961694A - Spindle mounting for creels : en
  • US1961874A - Coil coupler for radio receiving apparatus : en
  • GB411165A - Improvements relating to railway switch mechanism : en
  • CA342023A - Insulator pin : en fr
  • FR765425A - Process for the preparation of gas mixtures similar to lighting gas : en fr
  • US1961231A - Hot water heating apparatus : en
  • IE12713L - Wearing apparel : en
  • US1961228A - Fan : en
  • GB411278A - Improvements in and relating to shock absorbing mechanism for typewriting machines : en
  • US1961672A - Flier construction : en
  • GB411304A - Improvements in and relating to sound transmitting apparatus : en
  • US1961207A - Brake for motor cars : en
  • US1961630A - Preparation of hydroxy-ketones : en
  • DE598179C - Device on mouthpieces of pneumatic conveying devices for straw, hay and the like. Like. With built-in flap : de en
  • DE598323C - Toggle switch with switch wheel that can be rotated in a plane perpendicular to the handle lever : de en
  • FR765289A - Improvement provided in the establishment of games with retractable balls : en fr
  • GB411516A - Improvement in double end automatic lathe : en
  • DE598047C - Protection for electrical cable connections in sewers, tunnels, open systems, etc. : de en
  • US1961449A - Process and means for sizing partite material : en
  • FR765163A - Device for the production of solid carbon dioxide : en fr
  • FI15920A - The provisions of this Regulation apply to third parties : en fi
  • FR765403A - Device for adjusting the intake or exhaust components of single or polycylindrical internal combustion engines : en fr
  • GB411334A - Improvements in the manufacture of rubber articles : en
  • DE598288C - Recording device for three-dimensional cinema pictures with lenses arranged one above the other in the direction of film travel : de en
  • US1961607A - Child's garment : en
  • US1962067A - Lighting fixture : en
  • US1962098A - Automatic control for air conditioning devices : en
  • DE597949C - Process for the production of rubber sheets suitable for gluing, in particular shoe soles : de en
  • CA342061A - Wax bar : en fr
  • AU1567833A - Improvements in. or relating to electric switches : en
  • CA342046A - Rotary engine : en fr
  • CA342063A - Container : en fr
  • US1961321A - Multiple unit container : en
  • CA342036A - Shoe sole : en fr
  • US1961426A - Flexible shaft coupling : en
  • US1961457A - Convertible furniture : en
  • US1961502A - Dining table : en
  • US1961547A - Spoon for feeding children and for dispensing medicines : en
  • CA342142A - Typewriter : en fr
  • US1961284A - Glare breaker for headlights : en
  • US1962015A - Necktie holder : en
  • US1961258A - Heat exchanger : en
  • US1961789A - Wrist pin : en
  • US1961613A - Acid-proof tile : en
  • US1961246A - Screw driver : en
  • US1961917A - Method for securing valve seat parts in internal combustion engines and like machines : en
  • US1961819A - Renewable rotary bit : en
  • US1961401A - Mechanism for feeding signatures : en
  • US1961960A - Method of producing concentrated milk constituents : en
  • CA342138A - Tuning fork : en fr
  • DE598058C - Process for the preparation of colored suspensions or emulsions : de en
  • FR765335A - Continuous press : en fr
  • FR765409A - Lift-loader-compressor device for all vehicles used to transport any material : en fr
  • US1961504A - Bread knife grinding machine : en
  • GB411354A - Improvements in or relating to a combined cinematograph projector and sound-on-disc reproducing equipment : en
  • GB411389A - Improvements in change-speed gears for bicycles and the like : en
  • FR765218A - Improvements in the treatment of mineral oils : en fr
  • FR43439E - Method and device for the manufacture of stirrups intended for reinforced concrete construction : en fr
  • GB411331A - Improvements in and relating to acoustic diaphragms and to the manufacture thereof : en
  • GB411517A - Knitting machine : en
  • US1961784A - Regenerative heat cycle : en
  • DE598148C - Method for applying the armored wire in Pupinsee cables : de en
  • US1961543A - Mechanical joint wiping machine : en
  • US1961690A - Method for cutting frozen substances : en
  • FR43481E - Cabinet door : en fr
  • FR765444A - Manufacturing process for particularly airtight electric capacitors : en fr
  • US1961685A - Method and appraratus for supplying webs to newspaper printing presses : en
  • US1962045A - Pendulum level : en
  • FR765170A - Snap-in button blocks : en fr
  • GB411279A - Improvements in and relating to fire extinguishing apparatus : en
  • US1961642A - Fishing rod : en
  • USD92433S - Design fob a flower holder : en
  • DE598145C - At the edge, preferably electrodynamically driven, cone-like membrane oscillating as a whole : de en
  • US1961595A - Plow regulator for lowering chutes : en
  • DE598059C - Articulated connection for step ladders : de en
  • US1962011A - Inking mechanism : en
  • GB411216A - Improvements in or relating to safety devices for pit, lift and the like cages : en
  • FR43411E - Guiding device for lift pumps : en fr
  • DE598167C - Modification of the method according to patent 580705 for drying bodies in chambers with the recovery of volatile components : de en
  • GB411362A - Improvements in and relating to the production of low pressure gaseous atmospheres in the envelopes of electric discharge devices and like vessels : en
  • US1961141A - Temperature regulating means for cooking apparatus : en
  • US1961922A - Post for garbage receptacles : en
  • FR765179A - Circuit breaker usable in particular for controlling the ignition circuit of internal combustion engines : en fr
  • FR765244A - Improvements to pressurized fluid brake devices : en fr
  • FR765251A - Microscope stand : en fr
  • DE598334C - Process for the extraction of highly active, non-sintered nickel : de en
  • DE598113C - Process for the packaging of easily deformable objects that can be changed by contact with the air : de en
  • GB411342A - Process for the manufacture of carbon electrodes : en
  • GB411323A - Improvements in or relating to valve systems for use in connection with sanitary apparatus : en
  • GB411205A - Improvements in, or relating to, tumblers and levers of locks : en
  • DE598070C - Receiving arrangement for the purposes of telegraphy and television : de en
  • DE598092C - Foot lever that can be coupled with a hand lever to adjust the height of the fork support frame of fork tedders, which can be tilted around an axis : de en
  • DE598359C - Device for determining the height and side improvement in the case of guns or the like placed on crooked or swaying surfaces : de en
  • FR43487E - Production of new dibenzanthrone series dyestuffs : en fr
  • GB411379A - Nursing bottle nipples : en
  • US1961929A - Engine : en
  • GB411463A - Improvements relating to automatic telephone systems : en
  • US1961296A - Production of lead powder : en
  • US1961404A - Machine to countersink twenty holes in a wheel hub shell for long spokes : en
  • US1961414A - Flow meter for liquids : en
  • US1961794A - Side bearing : en
  • GB411243A - Improvements in or relating to draughting machines of the parallelogram type : en
  • FR765388A - Electric discharge tubes : en fr
  • US1961810A - Field weeder : en
  • US1961813A - Regulating mechanism : en
  • USD92425S - Design for a jab : en
  • GB411292A - Improvements in and relating to automatic coin released mechanisms for gas meters : en
  • FR765193A - Staple construction device : en fr
  • USD92385S - Design for a cold chisel : en
  • USD92388S - Design for a thermometer : en
  • GB411406A - Improvements relating to rotary liquid meters : en
  • DE598382C - Method for covering wire mesh : de en
  • FR765385A - Method and device for varnishing metal tapes : en fr
  • GB411442A - Improvements in and relating to oil soluble resins and the production thereof : en
  • FR43482E - New layout of the power unit for trawlers : en fr
  • FR765224A - Semi-hydraulic shock absorber for all vehicles : en fr
  • GB411513A - Improvements in seat sticks and the like : en
  • GB411363A - Improvements in boiler flues : en
  • US1961188A - Elevator door : en
  • DE598394C - Chain suspension for the catenary of electric railways : de en
  • FR765221A - Plate for knitting machines : en fr
  • FR765391A - Headlight lens for motor cars and similar applications : en fr
  • FR765402A - Device for the impregnation of cables : en fr
  • GB411518A - Improvements in or relating to peg stays and parts of windows made of reinforced light metals or alloys thereof : en
  • GB411229A - Improvements in and relating to distribution systems for broadcasting and the like : en
  • GB411263A - Improvements in and connected with bandages for cheeses : en
  • CA342131A - Nesting box : en fr
  • DE597946C - Piston pump, especially for concrete or mortar : de en
  • US1961156A - Embossing machine : en
  • US1961245A - Method of and apparatus for measuring steam decomposition : en
  • US1961618A - Low voltage electric discharge tube : en
  • FI15927A - Thermostat operation and design in internal combustion engines : en fi
  • FR43478E - Flexible metal hose for gasoline and other liquids and method of manufacturing this hose : en fr
  • DE598383C - Device for attaching an independent running gear to the slides equipped with a swivel bracket connection : de en
  • DE597891C - Safety device, in particular for monitoring electric motors : de en
  • US1961150A - Production of monocarboxylic acids and their derivatives : en
  • US1961345A - Beaded welting and method of making the same : en
  • US1961201A - Process for separating mixed gases by liquefaction : en
  • US1961916A - Manufacture of artificial leathers intended for use as shoe-soling, belting, and analogous products : en
  • US1961274A - Echo suppressor : en
  • DE598121C - Switch whose contacts are separated underwater : de en
  • US1961616A - Double rotary type steam turbine : en
  • US1962083A - Intermediates and dyestuffs of the anthraquinone series : en
  • DE598337C - Self-reversing plow : de en
  • GB411180A - The manufacture of water-insoluble azo dyestuffs : en
  • DE598281C - Elastic valve plate for gas meter : de en
  • DE598381C - Windshield joint for motor vehicles : de en
  • US1962078A - Spark plug : en
  • US1962089A - Display stand : en
  • FR43498E - Sensitive, multiple, high visibility line for river fishing : en fr
  • US1961204A - Process of kefining a benzenoid : en
  • US1961381A - Voice operated circuit : en
  • US1961591A - Salvaging apparatus : en
  • DE598131C - Device for applying the closing elements of zippers to their supporting parts : de en
  • US1961455A - Typewriter attachment : en
  • US1961492A - Automobile direction signal : en
  • US1961959A - Slicing machine : en
  • US1961910A - Footwear : en
  • US1962108A - Creel : en
  • CA342100A - Bismuth sodium gluconate solution : en fr
  • US1961575A - Ornamentation : en
  • US1961750A - Gaseous electric discharge device : en
  • CA342172A - Wiper motor mounting : en fr
  • USD92436S - Design for a bottle : en
  • USD92394S - Design for a microscope : en
  • AU1308333A - Improved apparatus for distributing liquid fertilizer andthe like over lawns andother surfaces : en
  • US1961569A - Process of producing cyanides : en
  • US1961658A - Electrical precipitation apparatus : en
  • US1961835A - Microphone relay hearing apparatus : en
  • CA342163A - Wheel assembly : en fr
  • CA342049A - Car for hot metal : en fr
  • US1961577A - Fueling arrangement for pyrophoric lighters : en
  • US1961288A - Reforming of light paraffin hydrocarbons : en
  • US1961802A - Burner controlling apparatus : en
  • GB411353A - Improvements in or relating to fuel injection pumps for internal combustion engines : en
  • GB411436A - Improvements in or relating to window regulators : en
  • DE598217C - Gas burner : de en
  • US1961465A - Control device for lifts : en
  • DE598000C - Lockable wheel support : de en
  • FR765231A - Automatic scale : en fr
  • GB411301A - Combined refrigerating and heating device : en
  • US1961266A - Method and apparatus for cutting and folding paper : en
  • DE597888C - Hollow rope made of helically twisted flat wires : de en
  • DE598143C - Device for casting abbreviated exclusion pieces in type casting and setting machines : de en
  • DE598324C - Attachment of the cover on the housing of alternators z. B. for bicycles : de en
  • DE598240C - Process for the swimming pool treatment of oxide ores and minerals : de en
  • DK48835C - Method for the production of an iron-containing bovine feed. : da en
  • CA342098A - Welding apparatus : en fr
  • CA342016A - Signalling apparatus : en fr
  • DE598417C - Transportable greenhouse consisting of individual sections : de en
  • DE598107C - pencil sharpener : de en
  • US1961578A - Electric circuit control device : en
  • US1961867A - Process for degreasing metallic articles : en
  • US1961279A - Echo suppressor : en
  • DK48831C - Apparatus for controlling a moving machine part. : da en
  • US1961634A - Shock absorber : en
  • DE552596C - Adjustable band saw guide for the cutting saw blade part rotated in relation to the roller plane : de en
  • DE598287C - Cassette for roll film cameras : de en
  • FR765416A - Collar with rigid body for horses : en fr
  • CA342091A - Spray gun : en fr
  • US1961561A - Harrow disk and bearings therefor : en
  • US1961774A - Chemistry : en
  • US1962017A - Automatic bunker discharge : en
  • USRE19202E - Windshield cleaner : en
  • US1961164A - Catalytic apparatus and process : en
  • US1961937A - Amplifier biasing system : en
  • US1961979A - Method of and machine for edging pile fabrics : en
  • US1961531A - Scraper : en
  • US1961956A - Flue gas cleaning apparatus : en
  • US1961380A - Equalizing device for high pressure valves : en
  • US1961909A - Opening device for cans : en
  • US1961486A - Holding clip for partition plates and the like : en
  • FR765358A - : fr
  • CA342076A - Lamp base soldering apparatus : en fr
  • US1961631A - Compound drip coffeepot : en
  • US1962070A - Ship's log : en
  • US1961419A - Electric switch : en
  • US1962010A - Burglar alarm : en
  • US1961526A - Thermostatic damper control : en
  • CA342118A - Catalyst : en fr
  • US1961989A - Hose coupling : en
  • US1961511A - Carton : en
  • FR765398A - Arrangement for parallel operation of processing plants comprising discharge, vapor or gas receptacles controlled by a grid, in particular rectifiers : en fr
  • FR765428A - Advanced training with sprayers on trolleys : en fr
  • US1961318A - System for manufacturing shoes : en
  • US1961894A - Automatic control system : en
  • CA342148A - Golf club : en fr
  • US1961888A - Insulating structure : en
  • GB411213A - Improvements in floating stations for aircraft : en
  • GB411328A - Improved coupling for lead pipes : en
  • FR43418E - Improvements to helical hearth roasting furnaces, for sulphurous ores or others : en fr
  • US1961153A - Electric rectifying system : en
  • US1961650A - Portable can sealing machine : en
  • FI15913A - Auxiliary air superheater for heat : en fi
  • GB411194A - Improvements in and relating to electric switch and fuse gear more particularly for use with overhead lines : en
  • GB411239A - Improvements in and relating to electric discharge devices : en
  • GB411280A - Improvements in typewriting machines : en
  • GB411324A - Process of making and refining magnesium alloys : en
  • FR765339A - Method and device for tempering glass objects : en fr
  • FR765432A - Apparatus for measuring the volume of air contained in containers : en fr
  • FR765445A - Device for automatically supplementing the air reserve in automatic water distribution systems : en fr
  • US1961180A - Electroacoustic device : en
  • US1961243A - Rotary toothbrush : en
  • US1962016A - Combined heating arrangement, especially for baking ovens and for producing steam : en
  • US1961539A - Artificial fish lure : en
  • US1961924A - Spraying device : en
  • US1961382A - Removable receptacle closure : en
  • FI15936A - Apparat för avlägsnande av vatten från torkcylindrar för papper, Tyger och dylikt : en fi
  • FR765259A - Improvements to wiper blades for spinning mills and to wipers for carding machines or the like : en fr
  • GB411484A - Improvements in and relating to window regulators : en
  • US1961868A - Means for the automatic manufacture of threaded nuts : en
  • FR43460E - : fr
  • US1961219A - Heel stamping machine : en
  • FR43479E - Weaving process and machine for its realization : en fr
  • US1961633A - Sheet-feeder and folder : en
  • US1961862A - Grinding machine : en
  • US1961841A - Electrical system : en
  • US1961331A - Expansion chamber : en
  • DE598094C - Multi-piston fuel pump for multi-cylinder internal combustion engines : de en
  • US1961136A - Confectioner's melting furnace : en
  • US1961206A - Twelve-course, aural type, triple modulation directive radiobeacon : en
  • US1961540A - Apparatus for grooving surfaces : en
  • DE597918C - Single-lever, logical circuit for the rapid movement of cross supports on machine tools : de en
  • FR765392A - Improvements to protective bags for fruit : en fr
  • GB411319A - Improvements relating to gilled tubes for fuel-economisers, air heaters and like heat-exchange apparatus : en
  • GB411834A - Improvements in or relating to variable speed friction gearing : en
  • FR43441E - Device for automatic mixing of oxygen and carbonic acid : en fr
  • US1961932A - Electrical conductor : en
  • US1961503A - Milk bottle and closure therefor : en
  • US1961555A - Antiskid attachment for shoes : en
  • US1961557A - Paper container : en
  • FR43494E - Method and apparatus for the flow of sweat steam baths : en fr
  • DE550262C - Modulation circuit in which the modulation frequency is introduced at the grid of the modulation stage by a voltage drop across a resistor located in the anode circuit of a control tube : de en
  • FR765342A - Shaving brush with soap paste container : en fr
  • US1962043A - Container : en
  • DE598071C - Tube vibration generator with feedback through a crystal converter : de en
  • FR43435E - Plate magazine for taking photographs : en fr
  • DE598213C - Device for generating high test voltages : de en
  • DE598401C - Device for dissipating the heat from the circulating short-circuit winding : de en
  • US1961281A - Shock absorber : en
  • FR765202A - Shoe manufacturing process with all rivets, without insole or seam : en fr
  • GB411403A - An improved clip for attaching boards to scaffolding : en
  • FR765245A - Illuminated distribution panel for the control of electrical energy distribution installations : en fr
  • US1961280A - Method and apparatus for controlling oil wells : en
  • US1961464A - Carbureted water gas generator : en
  • US1961470A - Nut and cup washer assembly : en
  • US1961875A - Antivibration observation station : en
  • US1961965A - Fruit testing apparatus : en
  • US1961438A - Grease seal : en
  • DE597986C - Joint for toilet seats : de en
  • DE598248C - Ring gripper guide for sewing machines : de en
  • FI15919A - Förfaringssätt för skyddsbehandling av trävirke mot blånad jämte härför tjänande medel : en fi
  • FR43483E - Improvements to plows or other agricultural machinery similar to tractors : en fr
  • GB411235A - Improvements relating to furniture or the like : en
  • US1961238A - Make-up mirror : en
  • US1961967A - Portable scaffold : en
  • US1961624A - Latch needle and method of making the same : en
  • CA342044A - Steam heating tube : en fr
  • AU1282333A - An improved heating unitor device for poultry brooders : en
  • US1962068A - Lighting fixture : en
  • US1961814A - Electrical discharge device : en
  • US1962006A - Individual mausoleum : en
  • US1961226A - Drier : en
  • US1961174A - Mounting brake support on square trailer axles : en
  • DE597913C - Collapsible vehicle top : de en
  • DE598146C - Method of laying electrical cables in the ground : de en
  • US1961260A - Concrete pipe machine : en
  • US1961593A - Crib side drop : en
  • US1961790A - Fluid control system : en
  • CA342057A - Windshield cleaner mechanism : en fr
  • CA342097A - Welding apparatus : en fr
  • DK48821C - Filter with associated rinsing ear for Rørbrønde. : da en
  • US1961670A - Aquatic accessory : en
  • US1961546A - Electrically driven lathe : en
  • DK48839C - Device for cooling the vanes in fuel turbines by dissipating the heat through the vane base. : da en
  • FR765422A - Device for extinguishing short circuits in direct current networks : en fr
  • GB411311A - Respiratory mask : en
  • US1961441A - Surfacing machine : en
  • US1961921A - Screen separator : en
  • GB411178A - Improvements in display boards, hoardings and the like : en
  • DE598046C - Sealing sleeve for the introduction of cable-like electrical lines into closed housings : de en
  • FR43446E - Lighting device : en fr
  • FR765185A - Distribution valve : en fr
  • US1961396A - Gear cutting machine : en
  • US1961479A - Rotary bin : en
  • US1961715A - Lenard ray tube : en
  • US1962007A - Thermostatic wax pot : en
  • GB411416A - Improvements in or relating to retroactive radio-receiving systems : en
  • DE598203C - Loading device : de en
  • DE598261C - Arrangement for diesel-electric vehicles with self-excited generators : de en
  • FI15898A - Anordning avskiljande av fasta octa flytande partiklar från gaser ocang ångor : en fi
  • FR43442E - Improvements to maximum and minimum switch-circuit breakers : en fr
  • FR765243A - Alloy for the dies used in the manufacture of artificial silk : en fr
  • US1961488A - Railway crossing : en
  • US1961776A - Adjustable speed motor : en
  • US1961830A - Brake : en
  • US1961361A - Refrigerator : en
  • US1961652A - Metal pickling process : en
  • US1961977A - Control mechanism for mining trucks : en
  • US1961420A - Apparatus for continuous extraction of oils and fats : en
  • US1961837A - Brake : en
  • US1962105A - Combination water front and grate : en
  • GB411298A - Improvements in advertising display devices for aircraft : en
  • GB411415A - Improvements relating to processes and apparatus for heating ovens : en
  • US1961235A - Connecter for electric conductors : en
  • US1961507A - Window regulator : en
  • DE598152C - Stand winding for alternating current turbo generators or other alternating current machines with a shortened winding step : de en
  • GB411364A - Improvements in connection with the diffusion or radiation of heat in buildings : en
  • CA342121A - Feed storing and dispensing apparatus : en fr
  • DE572724C - Device for producing single and multicolored straight and reverse printing in one operation on a sheet-fed rotary printing press consisting of several single-color rotary printing units rotating in the same direction : de en
  • FI15908A - A device for the treatment of calving paralysis : en fi
  • FR765208A - Electric capacitor, more especially for high frequency : en fr
  • FR765349A - Food coloring process : en fr
  • DE598259C - Testing device for the detection of inaccuracies in the position of roadways, especially track systems : de en
  • DE598268C - Electric arc welder : de en
  • GB411182A - An improved method of treating timber to prevent warping : en
  • GB411268A - Improvements relating to boilers and like liquid or gas heaters with tubular walls : en
  • CA342041A - Window shutter and screen : en fr
  • US1961379A - Machine for making wire rope : en
  • US1961692A - Apparatus for cracking heavy hydrocarbons to produce lighter hydrocarbons : en
  • US1962023A - Fabric pinking or notching mechanism : en
  • USD92393S - Design for a microprojector : en
  • US1961310A - Die-stamping press : en
  • DE598153C - Electric discharge tubes with built-in electrodes : de en
  • DE598388C - Filter device for liquids : de en
  • US1961184A - Brake shoe : en
  • AU1473333A - Feeding device for finely divided material : en
  • DE598245C - Device for uninterrupted voltage regulation under load by means of step transformers : de en
  • FR765232A - Waterproof cases for watches : en fr
  • GB411313A - Improvements in and relating to mechanism operated by solenoids for transmitting fluid pressure : en
  • GB411409A - Improvements relating to tappets for the valves of internal combustion engines : en
  • DE598252C - Device for eliminating uneven tension in the wires in the manufacture of wire ropes : de en
  • FR765194A - Advertising article, intended to be placed on a support : en fr
  • GB411261A - A positive auxiliary gear to accelerate vehicles from a state of rest or low speed : en
  • CA342035A - Smelter : en fr
  • US1961412A - Cesspool cleaner : en
  • GB411386A - Improvements in kitchen cabinets and like articles of furniture : en
  • FR43496E - Metrological device for determining the waves emitted by bodies : en fr
  • US1962001A - Record strip control : en
  • FI15925A - Lure : en fi
  • CA342038A - Power transmission system : en fr
  • FR765166A - Clutch and disengagement device for forage unloaders : en fr
  • FR765247A - Ski facilitating turns and braking : en fr
  • CA342070A - Feed water regulating system : en fr
  • US1961581A - Flood valve : en
  • US1961820A - Signaling system : en
  • US1961997A - Racing lure escapement : en
  • US1961328A - Portable grinder for sharpening knives : en
  • FR765227A - Improvements in construction materials and their manufacturing processes : en fr
  • CA342090A - Fastening means : en fr
  • CA342114A - Brewing process : en fr
  • DE598425C - Carrying box for sewing machines that can be transformed into a sewing machine base : de en
  • FR765291A - Improvements to drying and carbonizing machines used in the textile industry and similar industries : en fr
  • DE598019C - Chain link made from two U-shaped bent parts : de en
  • DE598470C - Process for the production of a bituminous road building material : de en
  • FR765424A - Method for the determination of resinification in hydrocarbon mixtures : en fr
  • FR765437A - Installation of gas turbines : en fr
  • GB411404A - Improvements in double-acting two-stroke cycle internal combustion engines : en
  • GB411524A - Improvements in or relating to the manufacture of lead storage batteries : en
  • DE582950C - Process for the digestion of silica and the production of calcium hydrosilicate for use as a building material, as a paint and the like. like : de en
  • FR765214A - Device for making alternately invisible and visible, through a mirror, objects or an advertisement, displayed in a shop window or any place : en fr
  • US1961423A - Heater : en
  • USD92439S - Design for a comfortable or similar : en
  • DE598400C - Arrangement for the protection of electrical lines with fast working relays influenced by the current : de en
  • GB411201A - Improvements in or relating to steam turbines : en
  • GB411318A - Improvements relating to the preservation of carbonic acid in beverages stored in barrels : en
  • FI15941A - Anordning vid för packörning av ägg eller andra ömtåliga föremål avsedda kartonger : en fi
  • GB411424A - Improvements in or relating to the manufacture of cigarettes : en
  • DE598236C - Melting basket for firing ceramic objects : de en
  • FR765440A - Trigger device for compressed air brakes : en fr
  • GB411288A - Improvements relating to comber boards for jacquard looms : en
  • GB411327A - Fan wheels : en
  • DE598277C - Spring mattress : de en
  • DE598472C - Process for the production of socket-like extensions at pipe ends : de en
  • FR765429A - Device for mixing two liquids in constant proportion according to the flow rate of one of them : en fr
  • DE598005C - Deep fire spreader : de en
  • FI15911A - Förfaringssätt för framställning av blyhaltiga glas, enamel, glasyrer o.dyl. jämte för sagda förfaringssätt avsedd sandblandning : en fi
  • GB411240A - Improvements in or relating to safety razor blades : en
  • US1962104A - Radioreceiver : en
  • US1961301A - Apparatus for coating objects with a liquid : en
  • US1961628A - New indigoid vat dyestuffs : en
  • GB411203A - Improvements relating to electric terminals : en
  • US1961574A - Tuning indicator system for radioreceivers : en
  • US1961579A - Composition of matter : en
  • FI15905A - Anordning vid elektriska thermostat och dlikt : en fi
  • FR765160A - Armchair refinements : en fr
  • GB411439A - Improvements in or relating to cleaning apparatus : en
  • GB411455A - Improvements in or relating to automatic telephone systems : en
  • FR765337A - String resistors for radio and measuring devices : en fr
  • US1961641A - Chair seat : en
  • US1961160A - Process of recovering alkali metals and by-products : en
  • US1961332A - Cooking stove or range : en
  • DE598239C - Loading device for briquette or the like with a collecting container arranged on the conveyor : de en
  • FR765474A - Improvements in the manufacture of glass articles intended to contain vapors of alkali metals or the like : en fr
  • GB411187A - Improvements in and relating to illuminated signs, or advertising devices : en
  • DK48834C - Procedure for the Preparation of Perborate Soap Powders. : da en
  • FR43484E - Process and device for the manufacture of glass, slag and other fusible products of the same kind : en fr
  • GB411337A - Improvements in or relating to the encasing of electrical elements such as condensers : en
  • GB411359A - Improvements in anti-friction bearing cages or retainers and methods of manufacturing the same : en
  • GB411248A - Improvements in or relating to processes of and apparatus for purifying gases : en
  • DE598451C - Device for synchronizing synchronous machines : de en
  • US1961588A - Process of producing plastic products : en
  • US1961144A - Compartment shelving : en
  • GB411475A - Improved method of changing the wave form of alternating electric currents : en
  • GB411231A - Improvements in or relating to vehicle bodies : en
  • US1961324A - Gas valve : en
  • DK48825C - Crimping and Stretching Device. : da en
  • GB411357A - Improvements in or relating to teapots and like vessels for containing liquids : en
  • DE598255C - Drive of auxiliary machines in exhaust locomotives by a condensation engine operated with exhaust steam : de en
  • USD92398S - Design fob a shoe : en
  • FR765417A - Multi-purpose reverse differential train : en fr
  • GB411271A - Process for the production of single-crystalled or large crystalled metal bodies from tungsten : en
  • FR765332A - Improvements to drilling machines for handling fluids, liquids or gases : en fr
  • FI15918A - Auxiliary device for circular saw feeders : en fi
  • DE598230C - Arrangement for vibration damping : de en
  • AU1284133A - An improved tennis racquet : en
  • US1961871A - Radio program controller : en
  • US1961857A - Electrical circuit controlling or relay device : en
  • FI15930A - Fertilization requirements and anchorage for frameworks for insulation and glass insulation with glass and liquid fiber material : en fi
  • FR765412A - Oil burner with steam ejector burner : en fr
  • FR765419A - flexible mine stanchion : en fr
  • GB411390A - Improvements in the manufacture and production of synthetic tans : en
  • GB411234A - Process and apparatus for the fractional distillation of crude petroleums, their derivatives and the like : en
  • US1961203A - Apparatus for separating mixed gases by selective liquefaction : en
  • US1961407A - Printing telegraph system : en
  • US1961237A - Propulsion means : en
  • US1961732A - Automatic valve : en
  • DE598453C - Slip ring set for induction motors with short circuit device : de en
  • CA342062A - Container : en fr
  • CA342135A - Alkali sulphite or bisulphite solution : en fr
  • US1961125A - Back lash eliminator for machine tool slides : en
  • US1961175A - Machine for grinding friction elements : en
  • FR765192A - Machine for removing large tire bead tires from their rim : en fr
  • DE598020C - Bottle clamping device on rinsing and sterilizing devices : de en
  • FR765282A - Process for manufacturing potassium sulphate : en fr
  • GB411224A - Improvements in typographical slug casting machines : en
  • US1961287A - Washing machine : en
  • US1961770A - Process and apparatus for dehydrating eggs : en
  • US1961987A - Production of ethers : en
  • CA342119A - Rubber article production : en fr
  • FR765344A - Surgical support : en fr
  • GB411169A - Improvements in apparatus for the manufacture of rubber sole footwear : en
  • GB411290A - Apparatus for playing a table game : en
  • DE598174C - Tobacco feeding device for cigarette machines : de en
  • US1961905A - Internal combustion engine : en
  • US1962018A - Toothpick dispenser : en
  • US1961369A - Mechanical musical instrument : en
  • USRE19201E - Air service device : en
  • DE598048C - Switchgear with arc extinguishing by magnetic blowing : de en
  • DE598234C - Twine polishing machine : de en
  • FR765268A - Improvements to cork wadding for hunting rifles : en fr
  • DE598034C - Process for the production of fabrics with relief or hair-like effects : de en
  • FI15937A - Hail or similar : en fi
  • US1961339A - Method of making steel wool pads : en
  • US1961889A - Ice manufacturing system : en
  • DE598339C - Chopping machine with scissors offset to one side opposite the common vertical longitudinal center plane of the bicycle axis and the tool bar : de en
  • US1961216A - Stoker : en
  • US1961792A - Heat exchanger : en
  • US1961816A - Decorative device : en
  • CA342144A - Machine scale or indicator : en fr
  • DE598063C - Plate apparatus for heating liquids, e.g. B. Milk : de en
  • US1961755A - Thread testing machine : en
  • US1961975A - Hysteresis clock motor : en
  • US1961831A - Brake : en
  • US1961843A - Universal nibbler : en
  • US1961886A - Piston : en
  • US1961229A - Solutions and method of preparing same : en
  • GB411175A - Drag shoe devices for vehicles : en
  • DE598467C - Electromagnetic indicator : de en
  • US1961881A - Tentering and drying machine : en
  • US1961384A - Surface treating machine : en
  • US1961427A - Ash tray : en
  • CA342167A - Textile material processing : en fr
  • US1961424A - Zinc refining process : en
  • USD92415S - Design for a cover for a box or : en
  • CA342168A - Textile material processing : en fr
  • DE598037C - Process for the production of alkali and alkaline earth hydrodanides : de en
  • DE598176C - Device for destroying the structure of the extruded strand in extrusion presses : de en
  • FR765174A - Improvements in color photography or cinematography, by polychrome selection : en fr
  • GB411326A - Improvements in removable handles for domestic utensils and the like : en
  • US1961466A - Engine : en
  • US1962039A - Picture album of the changeable type : en
  • USD92437S - Design for a cooler for dry and wet : en
  • CA342056A - Coal gas production : en fr
  • CA342161A - Hand luggage case : en fr
  • US1961147A - Marble game : en
  • US1961158A - Lined burial vault : en
  • US1962020A - Apparatus for testing extensible threads : en
  • DE598416C - Device for sorting grains or other grainy substances with rotating rollers that form slots together : de en
  • CA342055A - Shingle package : en fr
  • AU1329733A - Improvements in and relating to grabs : en
  • US1961893A - Automatic level control system : en
  • US1961941A - Die-casting : en
  • US1961782A - Alternating current dynamo-electric machine : en
  • US1962005A - Composition of matter : en
  • US1961149A - Loud speaker diaphragm : en
  • US1961981A - Machine for molding pipes and other hollow articles : en
  • FR765439A - Gauge for liquid tanks : en fr
  • US1961978A - Ventilating and/or cooling vehicle body : en
  • DE598052C - High voltage transformer, especially voltage transducer : de en
  • FI15940A - Sätt och anordning för framställning av tändsticksförpackningar for sådana tändstickor, som antändas vid utdragning ur tändsticksförpackningen : en fi
  • GB411258A - Box squeegees for distributing liquids and semi-liquid materials on road surfaces : en
  • AU1285233A - Improvements in luminous electric discharge tubes : en
  • FR43500E - New glasses based on aluminum orthophosphate : en fr
  • FR765178A - Improvements to remote electric transmission gauges : en fr
  • GB411190A - Improvements relating to the testing of selecting switches of the kind used in automatic telephone and other selective systems : en
  • DE598371C - Method for receiving modulated ultra-short waves by means of an electron tube in a braking field circuit : de en
  • AU1286633A - Improvements in or relating to thermionic valve circuit arrangements : en
  • US1961452A - Pull switch socket : en
  • US1962036A - Cigarette making machine : en
  • DE598050C - Arrangement for the assembly of small contactors : de en
  • US1961833A - Apparatus for making hollow cables : en
  • US1961135A - Method of and apparatus for extracting metals from amalgams : en
  • US1961417A - Electric interval timer : en
  • US1961976A - Cooking top for gas stoves : en
  • US1962034A - Electromagnetic switch : en
  • DE598193C - Resin molding compound hardenable by pressure and heat : de en
  • US1962097A - Valve : en
  • US1961195A - Folded toilet sheet : en
  • US1961247A - Smoking pipe : en
  • DE561636C - Device for converting high-voltage direct current into mechanical energy using a valve-controlled motor : de en
  • DE597987C - Operating gear for the car door and the floor doors of elevators : de en
  • FR765353A - Mold for artificial teeth : en fr
  • FR765369A - Reverse combustion gasifier fireplace : en fr
  • GB411270A - Improvements in or relating to impulse transmitters of the type used in telephone systems : en
  • DE598231C - Support for the brake rod of a motor vehicle : de en
  • GB411421A - Improvements in and relating to the casting of copper : en
  • GB411459A - Improvements in or relating to sliding clasp fasteners : en
  • CA342020A - Cable : en fr
  • US1961744A - Heat transfer with viscous liquids : en
  • DE597977C - Rail joint connection by means of mortising the rail ends : de en
  • DE597999C - Tire valve connected to the air pump : de en
  • DE598407C - Additional arrangement for safety locks on elevator doors : de en
  • US1961665A - Electric sound reproducing apparatus : en
  • US1961741A - Series lighting system : en
  • US1962014A - Water closet appliance : en
  • US1961680A - Gate : en
  • US1961783A - Inductance coil : en
  • USD92390S - Design for a burial vault : en
  • DE598244C - Selective protective circuit for parallel three-phase lines against short circuits with the help of opposing components : de en
  • DE598033C - Pressing tool for producing a double fold between the bottom rim and the casing of a thin-walled metal cartridge case : de en
  • DE598438C - Device for the continuous conveyance of grainy bulk goods, especially concrete and. Like., by means of air : de en
  • US1961166A - Roofing element and method of making same : en
  • US1961560A - Paper container : en
  • US1961925A - Testing device : en
  • CA342040A - Valve spring compressor : en fr
  • DE598263C - Super regenerative circuit with magnetron : de en
  • CA342060A - Wax cartridge : en fr
  • GB411188A - Improved system of preserving or conditioning perishable goods contained in a closedvessel : en
  • GB411474A - Improvements in dyeing animal fibres with metal complex compounds of organic acid dyestuffs : en
  • FR765270A - Convertible furniture for children : en fr
  • CA342129A - Electric discharge device : en fr
  • CA342067A - Circuit breaker : en fr
  • US1961395A - Steam power plant : en
  • US1961648A - Paper folding machine : en
  • US1961812A - Popcorn machine : en
  • US1961999A - Tomb : en
  • AU1341233A - Improvements in and relating to lighographic press damping rollers : en
  • US1962057A - Self-adjusting tappet device : en
  • DE597906C - Machine for running in gears with several gear-like tools and automatically changing direction of rotation : de en
  • US1961285A - Rotary duplicator : en
  • US1961689A - Radiator rod assembly : en
  • US1962019A - Cup feed machine : en
  • US1961571A - Lid for cooking vessels : en
  • CA342037A - Garden implement : en fr
  • CA342075A - Electric welding method and product : en fr
  • DE597898C - Anal cones : de en
  • FR43447E - Injector for combustion or explosion engines : en fr
  • GB411833A - Protection of electric accumulators against self-discharge and corrosion of the terminals : en
  • US1961215A - Stoker construction : en
  • AU1285133A - Improvements in or relating to degreasing : en
  • CA342102A - Cap : en fr
  • DE598126C - Device for regulating the cooking time, in particular for eggs : de en
  • DE598155C - Hand deck device for flat knitting machines : de en
  • US1961661A - Wrapping machine : en
  • USD92384S - Design fob a spring balance : en
  • US1961771A - Slice assembly for paper machines : en
  • US1961908A - Method of attaching surfaces by rubber : en
  • DE598130C - Air jig : de en
  • FR43426E - Totalizer : en fr
  • CA342092A - Pressure gauge : en fr
  • FR765321A - Device for cooling friction cone couplings in machine tools : en fr
  • GB411202A - Improvements in or relating to the manufacture of cellular rubber : en
  • FI15914A - Device for connecting a finished stove or oven to a flue : en fi
  • FR765190A - Gear shift mechanism : en fr
  • GB411398A - Improvements in or relating to methods of making bimetallic articles : en
  • CA342112A - Metal and rubber uniting method : en fr
  • US1961316A - Manufacturing flat-walled or sheet-like cellulose products : en
  • US1961589A - Reducing valve : en
  • US1961808A - Pulp refiner : en
  • US1961927A - Lithographic process : en
  • GB411286A - Improvements in and relating to mechanism for delivering cigars to a cigar band applying mechanism : en
  • GB411302A - Improvements in roll-film cases : en
  • US1961940A - Regulating device using copper oxide rectifiers : en
  • US1961199A - Power shovel : en
  • US1961729A - Current rectifier : en
  • US1961681A - Process for canning foods : en
  • GB411472A - Improvements in leak-sealing devices : en
  • DE598103C - Measuring plug : de en
  • GB411299A - Coffin : en
  • AU1513133A - Improved coupling arrangements for obtaining uniform amplification and selectivity over alarge frequency range : en
  • CA342072A - Separating method and apparatus : en fr
  • USD92420S - Design for a pressure cooker : en
  • US1961475A - Circuit breaker with liquid or gas blow-outs : en
  • US1962032A - Yarn clearer : en
  • USRE19196E - Tool joint for rotary drills : en
  • FR765359A - Processes and apparatus for acoustic signaling and their various applications : en fr
  • GB411156A - Improvements in, or relating to, the control of hinged members : en
  • GB411184A - Grooving or trimming apparatus for tires : en
  • FR765212A - Repeaters intended to transmit several communications simultaneously : en fr
  • DE598040C - Device for evenly warming up or keeping steam turbines warm : de en
  • FR765413A - Device for transforming a Turkish-style toilet into a seated water closet : en fr
  • GB411265A - Process relating to fibrous mixings containing rubber : en
  • FR765343A - Advanced type periodic napkin : en fr
  • DE598022C - Safety device for magnetic separator : de en
  • US1962046A - Knockdown form clamp : en
  • US1961458A - Mechanical power hammer link moving means : en
  • CA342152A - Dispensing apparatus : en fr
  • US1961497A - Furnace outlet box and register : en
  • US1961775A - Carburetor : en
  • US1961177A - Composition friction element : en
  • US1961391A - Oven and oven shelf : en
  • FR43407E - Process for the preparation of an alcohol free from empyreumatic oil : en fr
  • US1961292A - Method of and apparatus for generating and applying motive power : en
  • US1961468A - Sintered alloy : en
  • US1962000A - Cart jack with clamping plates adapted to adopt an inclined position relative to theram : en
  • DE597864C - Process for separating the phenols and the basic components from the neutral components of the original tar : de en
  • DE598054C - Carrying device for groups of electric light bulbs, in which the socket thread consists of a helically wound resilient metal wire : de en
  • DE598021C - Setting method and setting device for the separation of granular materials according to specific weight : de en
  • DE597928C - Water-cooled slide rail : de en
  • DE598016C - Water tank for watering insulating bodies, in particular made of fiber, for electrical purposes : de en
  • DK48820C - Double Sticks. : da en
  • DE598340C - Earth excavator : de en
  • DE598387C - Device for the production of fastener links for zippers : de en
  • US1962090A - Lubricating device : en
  • DE598182C - Manufacture of a gas extraction device for removing volatile distillation products from chamber furnaces : de en
  • FR765346A - Device for taper boring over very long lengths : en fr
  • US1961270A - Cross thread laying mechanism : en
  • US1961622A - Method for preparing fluorinated methane : en
  • US1961809A - Transmission : en
  • DE598144C - Syllable typewriter : de en
  • DE598431C - Sharpener for knife blades : de en
  • FR43459E - Sophisticated process for industrial processing of grape juice to obtain high quality white or red wines rich in degree and extract : en fr
  • FR765223A - New toy : en fr
  • FR765226A - Universal billiard : en fr
  • CA342126A - Fabric : en fr
  • DE597993C - Regulators for power machines : de en
  • US1961151A - Sulphonated condensation product of carbohydrates with hydrocarbons and aldehydes : en
  • US1961950A - Multiple needle ornamental stitch forming mechanism : en
  • GB411191A - Improvements relating to pulleys for rope and the like drives : en
  • GB411438A - Improvements in, or relating to, guide rollers for ropes, belts, chains, conveyors and the like : en
  • FR765396A - Indigoids dyes : en fr
  • FR43488E - Improvements made to shutters with vertical slats : en fr
  • FR765338A - Reeds for wind instruments, such as clarinets, saxophones, etc. : en fr
  • GB411402A - Process of and apparatus for the production of barium oxide : en
  • DE598330C - Tablet tubes : de en
  • US1961373A - Car roof : en
  • US1961823A - Electric measuring system : en
  • US1962037A - Chain mail band for articles of jewelry : en
  • US1961483A - Lock : en
  • FR43473E - Electric accumulator, especially for cars : en fr
  • FR765450A - Process for the catalytic production of aromatic amines : en fr
  • FR43432E - Wheel brake improvements : en fr
  • FR765380A - Safety device enhancements to protect automobiles against fire after collision : en fr
  • FR43497E - Optical system for breaking down a main light beam into separate orientable elementary beams : en fr
  • US1961168A - Insecticide delivery apparatus : en
  • US1961896A - Apparatus for cutting roofing elements : en
  • FR765345A - Improvements to stamped wheels : en fr
  • US1961169A - Cash register : en
  • US1961992A - Lens mounting for eyeglasses : en
  • FR765287A - Improvements made to devices for assembling cylindrical or prismatic parts making any given angle between them : en fr
  • US1961590A - Concentration of sodium hydroxide : en
  • GB411378A - Improvements in bolt and like cutters : en
  • FI15896A - Anordning för behandling, särskilt färgning av garnhärvor : en fi
  • USD92396S - Design for a vending machine : en
  • GB411308A - Improvements in or relating to the preparation of a dry product from glucose syrup : en
  • US1961351A - Art of manufacturing pulp : en
  • US1961933A - Gas combustion system and control : en
  • US1961844A - Switch for a signaling device : en
  • US1961938A - Elevator door operator : en
  • GB411387A - Improvements in and relating to time-lag devices of the dash-pot and plunger type : en
  • US1961250A - Protective closure : en
  • US1961329A - Radioreceiver : en
  • US1961422A - Mechanism for automatically severing the terminal threads of a stitched book or the like : en
  • US1961566A - Dividing or forming device for plastic materials : en
  • DE598201C - Process for the manufacture of a drug for treating cancerous tumors : de en
  • FR765189A - Multiple router : en fr
  • GB411281A - Improvements in and relating to carburetters for internal combustion engines : en
  • GB411465A - Improvements in or relating to rotary pumps, compressors, motors, and the like : en
  • FR765447A - Folding box with matches : en fr
  • GB411221A - Improvements in and relating to methods of joining different kinds of glasses : en
  • US1961849A - Grinding machine : en
  • DE597964C - Device for cylinder flushing for two-stroke internal combustion engines, especially for powdery fuels : de en
  • FR43421E - Special devices for making a lap belt without buckle or lace, or for any other purpose : en fr
  • GB411329A - Process for the manufacture of rubber printing plates for printing cylinders : en
  • US1961518A - Floor treating appliance : en
  • FR765184A - Adjustable Oscillating Bracket Device for Automotive Car Windshields and Other Applications : en fr
  • GB411255A - Improvements relating to fabric bodies for vehicles : en
  • CA342153A - Pulp regulating system : en fr
  • GB411351A - Improvements in or relating to radio receivers : en
  • FR43485E - Improvements to electric soldering irons by Joule effect : en fr
  • US1961951A - Combined ruffling and ornamental stitching mechanism : en
  • FR43431E - Scooter : en fr
  • FR43458E - Laundry, washing, rinsing and drying machine : en fr
  • US1961494A - Sheet glass apparatus : en
  • US1961914A - Paper product : en
  • US1962002A - Spring compressor : en
  • DE598264C - Arrangement for receiving transmitters : de en
  • FR765204A - Heat and power generator : en fr
  • GB411287A - Impulse transmitting apparatus for use in automatic telephone installations : en
  • GB411380A - Enamelling process : en
  • US1962027A - Automatic change-over valve : en
  • FR765263A - Improvement in articulated joints : en fr
  • GB411511A - Improvements in or relating to devices for playing board games simulating football or other ball games : en
  • DE598178C - Loading system consisting of two arms can be raised and lowered with a continuous belt conveyor : de en
  • GB411539A - Knitting machine : en
  • US1961474A - Telephone dial illuminator : en
  • USD92383S - Design for a tire or similar article : en
  • DE597782C - Device for cooling liquids : de en
  • GB411346A - Improvements in the method of attaching spiral springs used in upholstery : en
  • FI15916A - The control valve is shielded from the air duct or channel : en fi
  • FR43490E - Signaling slab : en fr
  • CA342149A - Golf club : en fr
  • DE598214C - Process for the production of a ring-shaped or cap-shaped seal of metal in glass or quartz : de en
  • DE598233C - Triangular gear that can be used in particular as a parallax gear in fire control devices : de en
  • DE598200C - Storage board for microscopic preparations attached to small glass panels : de en
  • DK48841C - Procedure for the removal of stresses in finished metal wire rods and devices therefor. : da en
  • FR765360A - Process for manufacturing high molecular weight thiosulfuric acid esters : en fr
  • US1961338A - Photographic film processing : en
  • US1961416A - Speed regulating device : en
  • USD92435S - Design fob an embroidered webbing : en
  • DE598127C - Process for the production of sound film copies : de en
  • CA342146A - Melting process in a shaft furnace : en fr
  • FR43425E - Metal window with sliding leaves : en fr
  • FR43449E - Device intended to improve the performance of automobile engines : en fr
  • FR765365A - Process for finishing fabrics : en fr
  • GB411173A - Improvements in or relating to cartons, tins, and like containers for granular, pulverulent, and like fluent solid materials : en
  • DE597945C - Calming device for films by means of dampened rollers : de en
  • DE598003C - Device for grinding or polishing cylindrical inner surfaces by means of cylinder filling grinding or similar jaws : de en
  • FR765265A - Opening box with removable flap for metal closures : en fr
  • FR765406A - Induction choke coil intended, more particularly for the pupinisation of cables : en fr
  • US1961532A - Automatic doughnut cooking machine : en
  • GB411330A - Improvements in or relating to mop-wringing appliances : en