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1952-12-08 |
1956-01-24 |
Coplen George |
Floor scrubbing machine
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BE585585A
(fr)
*
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1958-12-12 |
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NL251243A
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1959-05-04 |
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(en)
*
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1961-09-01 |
1966-01-25 |
Lorant Joseph John |
Spraying liquids
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(en)
*
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1964-09-25 |
1969-04-01 |
Dow Chemical Co |
Cleaning by foam contact,and foam regeneration method
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1966-08-08 |
1968-07-16 |
Von Schrader Mfg Company |
Dry foam type carpet shampooing machine
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1966-11-17 |
1970-01-20 |
Grace W R & Co |
Method of applying noxious cleaning chemicals
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1969-10-22 |
1972-04-11 |
Pillsbury Co |
Container for diluting and dispensing material
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1971-05-28 |
1973-10-02 |
J Nayfa |
Floor surface cleaning and polishing machine
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1972-03-02 |
1975-01-28 |
Eli G Krickovich |
Roadway vacuum sweeper with slurry disposal
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1972-05-22 |
1976-02-17 |
Tennant Company |
Scrubbing machine
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1972-05-22 |
1976-03-09 |
Tennant Company |
Scrubbing machine
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*
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1972-06-21 |
1974-02-05 |
Scott & Fetzer Co |
Hard surface floor cleaner
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1973-06-04 |
1977-03-29 |
Tennant Company |
Detergent composition
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1973-06-04 |
1978-06-20 |
Tennant Company |
Surface cleaning method and machine
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1973-10-12 |
1976-03-02 |
Clarke-Gravely Corporation |
Portable surface cleaner
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1975-11-28 |
1977-06-28 |
Tennant Company |
Method and apparatus for cleaning filter means
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1977-04-25 |
1980-03-04 |
The John J. Sundheim Family Estate |
Method and apparatus for cleaning carpets and surfaces using cleaning fluid
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1977-06-17 |
1979-01-09 |
Envirotech Corporation |
Electrolytic titration apparatus
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1977-07-28 |
1979-01-09 |
The Dow Chemical Company |
Apparatus for making foamed cleaning solutions and method of operation
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1977-10-03 |
1979-02-13 |
Tennant Company |
Surface maintenance machine drive and brush
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1978-01-30 |
1980-06-10 |
Tennant Company |
Surface maintenance machine having air recirculation
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1978-01-30 |
1982-01-19 |
Tennant Company |
Surface maintenance machine having air recirculation
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1978-06-19 |
1983-03-22 |
Tennant Company |
Scrubbing machine with water regeneration
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1978-06-19 |
1980-03-25 |
Tennant Company |
Scrubbing machine with water regeneration
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1979-07-23 |
1981-03-31 |
Tennant Company |
Surface sweeping machine
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1979-08-20 |
1981-04-21 |
Tennant Company |
Multi-speed brush control
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1979-08-20 |
1983-04-05 |
Tennant Company |
Multi-speed drive with forward/reverse lockout
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1980-01-14 |
1987-01-21 |
Novum Novita Elettrodomestica |
Macchina per lavare superfici
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1980-09-03 |
1982-06-15 |
Tennant Company |
Scrubber with hydraulic squeegee lift
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1980-09-09 |
1983-02-15 |
Tennant Company |
Surface maintenance equipment
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1980-09-12 |
1982-03-23 |
Tennant Company |
Surface maintenance equipment
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1981-05-26 |
1984-02-07 |
Servicemaster Industries, Inc. |
Sanitizer attachment for a mobile floor cleaner
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1981-11-02 |
1985-04-16 |
Richardson-Vicks Inc. |
Method of cleaning dentures using aerated foams
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1983-09-12 |
1986-04-08 |
Tennant Company |
Walk behind floor maintenance machine
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1984-03-02 |
1987-06-30 |
The Regina Company Inc. |
Cartridge and docking port for a cleaning device
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1984-03-02 |
1986-02-18 |
Regina Corporation |
Liquid and detergent mixing chamber and valves
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1984-07-11 |
1986-07-24 |
Laboratorium Prof. Dr. Rudolf Berthold, 7547 Wildbad |
Verfahren zur Steuerung der Beschaffenheit eines Schaumes beim Austritt aus einer Schaumförderleitung
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1984-08-27 |
1986-02-25 |
Tennant Company |
Sweeper with fire control
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1984-08-28 |
1984-10-03 |
Unilever Plc |
Floor-cleaning machine
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1984-10-29 |
1986-06-17 |
Williams Iii Robert C |
Method and apparatus for cleaning and maintaining carpet
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1984-12-17 |
1986-05-06 |
Tennant Company |
Floor maintenance machine and method
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1985-01-03 |
1989-04-18 |
Tennant Company |
Machine and method for preparing a concrete surface for coating
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1985-01-17 |
1986-08-18 |
Weimar Nv |
Transportinrichting.
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1985-11-18 |
1987-01-06 |
Tennant Company |
Belt drive
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1986-01-16 |
1989-04-11 |
Tennant Company |
Combination sweeping and scrubbing system and method
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1986-03-14 |
1987-06-30 |
Tennant Company |
Control and monitor for a floor maintenance device
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1986-05-19 |
1988-10-25 |
Halliburton Company |
Dry sand foam generator
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1987-01-07 |
1988-03-08 |
Tennant Company |
Disc brush suspension for a floor maintenance machine
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1987-08-07 |
1993-05-04 |
Baxter International Inc. |
Closed multi-fluid delivery system and method
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1987-09-22 |
1989-02-21 |
Tennant Trend Inc. |
Battery powered walk behind floor burnisher
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1987-09-28 |
1991-02-26 |
Tennant Company |
Automated guided vehicle
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1987-10-02 |
1989-02-21 |
Tennant Company |
Scrubber squeegee pivoted concentric with brush drive
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1988-04-22 |
1989-04-04 |
Tennant Company |
Scrubber squeegees for scrubbing forward and backward
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1988-05-09 |
1989-06-13 |
Swahl James C |
Lotion blending and dispensing unit
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1988-10-19 |
1990-02-27 |
Ipco Corporation |
Flexible ultrasonic cleaning bag
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1989-03-06 |
1991-01-22 |
Tennant Company |
Machine configuration and method for steering a vehicle away from a wall
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1989-08-21 |
1991-05-21 |
Tennant Company |
Floor scrubber having laterally variable scrub brush position
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1990-04-13 |
1991-05-07 |
Tennant Company |
Unattended air cleaning system for surface maintenance machine
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1990-07-04 |
1992-01-05 |
Donald A. Macdonald |
Preparation mousseuse pour nettoyer les moquettes et tapis
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1990-08-06 |
1992-02-18 |
Tennant Company |
Vacuum powered scrub head
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1990-08-29 |
1992-03-10 |
Tennant Company |
Combined sweeper and scrubber
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1991-07-26 |
1991-09-11 |
Hoover Ltd |
Suction cleaner
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1992-03-13 |
1993-05-25 |
Tennant Company |
Squeegee blade
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1992-04-24 |
1993-05-25 |
Dickson Michael A |
Method and apparatus for generating foam within a pipe
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1992-07-02 |
1994-01-11 |
Tennant Company |
Damage resistant recirculation flap
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1992-07-08 |
1994-04-19 |
Tennant Company |
Hopper and filter chamber for direct forward throw sweeper
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1992-11-04 |
1994-06-14 |
Tennant Company |
Low profile scrubber
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1992-12-10 |
1995-01-24 |
Hydro-Chem Systems, Inc. |
Radio controlled spraying device
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1992-12-14 |
1994-03-22 |
Tennant Company |
Convertible sweeper
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1993-09-01 |
1995-03-02 |
Henkel Ecolab Gmbh & Co Ohg |
Fahrbares Bodenreinigungsgerät
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1994-06-27 |
1996-04-23 |
Akazawa; Yasumasa |
Air-conditioner cleaning method
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1994-10-03 |
1996-05-14 |
Tennant Company |
Scrubbing machine having offset cylindrical brushes
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1994-10-03 |
1996-01-16 |
Tennant Company |
Floor scrubbing machine having impact energy absorption
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1994-11-07 |
1997-01-14 |
Harris Research, Inc. |
Dual solution application system
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1995-10-23 |
2000-11-06 |
大淀小松株式会社 |
カーペットクリーナー及びカーペットの清浄化方法
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1995-11-06 |
1999-04-27 |
Bissell Inc. |
Water extraction cleaning machine with nesting tank assembly
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1997-07-09 |
2001-01-02 |
Bissell Homecare, Inc. |
Upright extraction cleaning machine
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1996-03-29 |
1998-04-07 |
Bissell Inc. |
Compact wet/dry vacuum cleaner with flexible bladder
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1996-04-15 |
1998-01-27 |
Tennant Company |
Sweeper with electromagnetic filter cleaning
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1997-05-15 |
1999-05-11 |
Tennant Company |
Scrubbing machine with means for continuously cleaning a filter
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1997-07-31 |
1999-02-16 |
Saney; Bahman B. |
Remote controlled carpet cleaner
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1997-09-26 |
1999-04-13 |
Tennant Company |
Sweeping machine with hopper shelf
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1997-12-01 |
1999-03-23 |
Tennant Company |
Sweeper with hopper heat shield
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1998-03-16 |
2003-01-14 |
Kris D. Keller |
Heated vacuum carpet cleaning and drying apparatus
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1998-05-12 |
2000-03-14 |
Tennant Company |
Sweeper with auxiliary brush and auxiliary lip
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1998-06-15 |
2002-05-21 |
Tennant Company |
Dual mode debris pickup machine
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1998-08-25 |
2000-06-13 |
Tennant Company |
Sweeping machine with movable recirculation flap
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1998-09-04 |
2007-12-18 |
Unilever Plc |
Receptacle, et emballage combine comprenant ce receptacle et un couvercle
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1998-09-29 |
2000-02-01 |
Tennant Company |
Composite side skirt for powered sweeper
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1998-12-16 |
2000-04-25 |
E. I. Du Pont De Nemours And Company |
Floor cleaning apparatus having a foam distributing device therein
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1999-02-22 |
2001-08-21 |
Alto Us, Inc. |
Chemical foaming system for floor cleaning machine
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1999-05-26 |
2001-03-20 |
Tennant Company |
Surface cleaning machine with multiple control positions
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1999-09-15 |
2001-02-27 |
Tennant Company |
Sweeper conveyor overflow and leakage recycling ramp
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1999-09-30 |
2001-06-26 |
Tennant Company |
Sequential actuation skirt and brush floor scrubber
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1999-10-20 |
2003-03-11 |
Tennant Company |
Scrubber head anti-vibration mounting
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1999-11-12 |
2004-09-16 |
Kettenbach Gmbh & Co Kg |
Vorrichtung zum Vermischen zweier pastöser Massen, insbesondere zum Vermischen einer Dental-Abformmasse mit einer Katalysatormasse
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2000-07-08 |
2002-01-24 |
Henkel Ecolab Gmbh & Co Ohg |
Verfahren und Anlage zum Reinigen und/oder Desinfizieren von harten Oberflächen mit einem Schaum
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2000-09-07 |
2003-01-21 |
Tennant Company |
Side skirt for a surface treating apparatus
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2001-05-21 |
2002-12-03 |
Tennant Company |
Suspension device for floor maintenance appliance
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2001-06-29 |
2003-11-11 |
The Meyer Company |
Bag-in-box container and faucet
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2001-07-30 |
2003-07-01 |
Tennant Company |
Apparatus and method of use for cleaning a hard floor surface utilizing an aerated cleaning liquid
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2001-07-30 |
2004-01-06 |
Tennant Company |
Chemical dispenser for a hard floor surface cleaner
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2001-07-30 |
2004-05-18 |
Tennant Company |
Cleaning liquid dispensing system for a hard floor surface cleaner
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2001-10-01 |
2005-04-19 |
Bissell Homecare, Inc. |
Extraction cleaning with collapsible tanks
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2002-02-22 |
2004-05-18 |
Tennant Company |
Dual mode carpet cleaning apparatus utilizing an extraction device and a soil transfer cleaning medium
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2002-09-06 |
2005-04-12 |
Tennant |
Street sweeper main broom cutoff flap
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2003-07-30 |
2005-02-10 |
Tennant Company |
Dispositif de sterilisation par l'ultraviolet
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