US1703551A
(en)
|
|
1929-02-26 |
|
Hair-drying attachment eos vacuum cleaners |
GB663211A
(en)
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(en)
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1902-05-24 |
1912-02-06 |
Modern Compressed Air Cleaning Company |
Renovating and disinfecting device.
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1905-08-24 |
1907-05-28 |
James J Freeman |
Pneumatic dust-remover.
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1907-09-30 |
1908-08-18 |
Miles E Freeman |
Pneumatic dust-remover.
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(en)
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1908-03-05 |
1909-08-31 |
John W Smith |
Nozzle for vacuum-cleaners.
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(en)
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1908-08-19 |
1909-08-03 |
Blackall And Baldwin Company |
Cleaner-head for vacuum cleaning apparatus.
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1911-06-15 |
1912-10-29 |
American Rotary Valve Company |
Vacuum cleaning device.
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(en)
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1925-03-12 |
1926-10-05 |
Carl F Scheffer |
Vacuum tool
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(en)
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1927-03-19 |
1928-03-06 |
Baar Louis |
Vacuum-cleaner attachment
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US1821715A
(en)
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1929-03-15 |
1931-09-01 |
Matthew K Kuchinsky |
Surface washing machine
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US1929345A
(en)
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1932-06-16 |
1933-10-03 |
Raymond S Brown |
Upholstery washer
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US1992238A
(en)
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1932-08-04 |
1935-02-26 |
Air Way Electric Appl Corp |
Suction cleaner
|
US2156890A
(en)
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1933-10-23 |
1939-05-02 |
Wuringer Theodor |
Treatment of feathers and similar stuffing material in pillows, cushions, and the like
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US2210030A
(en)
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1935-03-05 |
1940-08-06 |
Electrolux Corp |
Suction cleaner
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US2164392A
(en)
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1935-11-16 |
1939-07-04 |
Electrolux Corp |
Suction cleaning apparatus
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GB473232A
(en)
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1936-03-21 |
1937-10-08 |
Electrolux Ltd |
Improvements in nozzles for vacuum cleaners
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US2081597A
(en)
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1936-04-25 |
1937-05-25 |
Emil H Nowak |
Sediment evacuating implement
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(en)
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1938-08-15 |
1941-04-29 |
George W Moyer |
Wall cleaning attaclment
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US2276944A
(en)
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1939-05-26 |
1942-03-17 |
Airway Electric Appliance Corp |
Vacuum cleaner floor mop
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US2280751A
(en)
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1939-07-07 |
1942-04-21 |
Helen L Davis |
Vacuum cleaner nozzle
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CH258568A
(en)
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1946-05-10 |
1948-12-15 |
Heem V D Nv |
Suction mouthpiece for vacuum cleaners.
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US2533697A
(en)
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1948-03-01 |
1950-12-12 |
Sir Joseph W Isherwood & Co Lt |
Suction box
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US2554238A
(en)
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1948-06-23 |
1951-05-22 |
William F Burri |
Nozzle attachment for vacuum cleaners
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1948-12-30 |
1955-03-15 |
Electrolux Ab |
Suction nozzle with internal ribbing
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US2719596A
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1950-07-08 |
1955-10-04 |
Kent Company Inc |
Vacuum cleaner
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US2785432A
(en)
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1953-06-09 |
1957-03-19 |
Chauncey L Rockwell |
Vacuum cleaning head utilizing multiple suction cavities
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(en)
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1953-08-19 |
1957-07-16 |
Hageal Neal |
Furniture tool for vacuum cleaners
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1954-02-26 |
1958-02-04 |
Charles D Pettit |
Vacuum mopping device
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(en)
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1959-01-30 |
1962-04-17 |
Harold P Bishop |
Vacuum accessory for built-in portable or other vacuum apparatus for picking up liquids and other materials
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(en)
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1960-10-27 |
1962-11-27 |
Amador Joan |
Nap raising attachment for cleaning devices
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(en)
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1961-05-16 |
1963-01-15 |
Fabmagic Inc |
Vacuum cleaner pickup head
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1961-11-09 |
1965-02-16 |
Campbell Products Company |
Cleaning apparatus with suction filter in a transparent receptacle
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US3134128A
(en)
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1962-02-23 |
1964-05-26 |
Campbell Products Company |
Suction nozzle
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1963-10-04 |
1966-11-22 |
William F Thomas |
Carpet and rug dryer
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1963-11-28 |
1967-06-13 |
Albert A Smith |
Method and apparatus for drying fields
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US3345672A
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1965-02-15 |
1967-10-10 |
California Car Wash Systems In |
Window cleaning device
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1965-07-19 |
1968-04-02 |
Elmer A. Hyde |
Attachment for floor cleaning machine
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1967-10-13 |
1971-07-27 |
Chester L Coshow |
Cleaning apparatus
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1968-01-30 |
1970-04-14 |
Vacuum Concrete Corp Of Americ |
Method and apparatus for treating concrete with a partial vacuum
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CH497167A
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1968-10-09 |
1970-10-15 |
Salzmann Alfred |
Floor cleaning device
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1969-01-31 |
1971-09-20 |
Robert R Candor |
Nozzle construction for a vacuum cleaner or the like
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DE1913932A1
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1969-03-19 |
1970-10-01 |
Artos Meier Windhorst Kg |
Process and device for the continuous heat treatment of porous, heavier material webs
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1969-04-28 |
1971-03-23 |
Hoover Co |
Wet pick-up suction nozzle with filter means
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1970-07-23 |
1971-11-30 |
Helmuth W Krause |
Rug cleaning and rinsing device
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1971-01-22 |
1973-01-09 |
S Holubinka |
Suction-cleaning implement
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1971-02-16 |
1972-10-31 |
Chausse Mfg Co Inc |
Steam cleaner
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1971-04-05 |
1972-09-12 |
Royal Appliance Mfg Co Inc |
Suction cleaner shag rug nozzle convertor
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1971-05-26 |
1973-10-02 |
J Frazier |
Vacuum cleaner
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1971-06-21 |
1972-10-10 |
Carpetech Corp |
Carpet cleaning apparatus with electrical power conditioning means
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1971-09-28 |
1973-06-19 |
Whirlpool Co |
Shag rug cleaning tool for use with vacuum cleaners
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1971-12-23 |
1973-11-13 |
N Hageal |
Suction cleaning nozzle for high pile rugs
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1972-01-31 |
1973-11-27 |
Carpetech Corp |
Carpet and upholstery cleaning with fluid pumping safety feature
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1972-02-08 |
1973-12-25 |
J Candor |
Flexible skirt construction for a vacuum cleaning nozzle and the like
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1972-05-03 |
1974-04-02 |
Air Filters Inc |
Vacuum cleaner nozzle
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1972-07-07 |
1974-01-22 |
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Portable self-cleaning door mat
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1973-03-15 |
1980-01-08 |
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Surface cleaning and rinsing device
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1973-03-28 |
1985-08-30 |
株式会社日立製作所 |
vacuum cleaner suction port
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1973-07-17 |
1975-07-22 |
Parise & Sons Inc |
Shag rug adapter
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1974-03-08 |
1979-07-20 |
Tissier Jacques |
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1974-04-29 |
1976-06-22 |
The Scott & Fetzer Company |
Apparatus for treating floor coverings
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1974-08-01 |
1975-11-18 |
Servicemaster Ind |
Method for cleaning carpets
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1974-08-01 |
1976-05-25 |
Servicemaster Industries Inc. |
Cleaning nozzle
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1975-05-30 |
1977-01-17 |
Tremix Ab |
KIT AND DEVICE FOR VACUUM TREATMENT OF CONCRETE
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1975-09-25 |
1978-06-20 |
John J. Sundheim Family Estate |
Apparatus for cleaning a carpet
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1976-03-09 |
1980-06-17 |
Bates Jack A |
Carpet cleaning machine
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1976-09-02 |
1977-03-22 |
International Business Machines Corporation |
Wet processing PH control
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1976-12-27 |
1978-02-21 |
Centaur Floor Machines Ltd. |
Vacuum cleaner attachment
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1977-01-10 |
1978-08-01 |
Muller Albert F |
Flat-plate nozzle for a vacuum cleaner
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1977-01-27 |
1978-08-29 |
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Truck mounted carpet cleaning machine
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1977-03-01 |
1979-01-09 |
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1977-06-23 |
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Method and apparatus for heating a fluid
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1979-05-15 |
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1978-02-16 |
1982-06-16 |
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Carpet drainage device
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1978-04-10 |
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Drapery and drapery pleat cleaning tool head
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1978-07-31 |
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Service Master Industries, Inc. |
Cleaning tool
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1979-06-01 |
1981-08-18 |
Syd W. Collier Company Limited |
Carpet cleaning systems
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1979-10-01 |
1981-06-30 |
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1979-10-30 |
1981-05-05 |
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1979-10-30 |
1982-07-20 |
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Rotary flooring surface treating device
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1980-01-31 |
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The Scott & Fetzer Company |
Surface cleaning machine
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1980-03-03 |
1981-07-21 |
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1980-05-02 |
1982-06-15 |
The Singer Company |
Surface cleaning vacuum nozzle
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1980-05-19 |
1982-06-29 |
Bascus Lionel D |
Water conditioning systems
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1980-09-12 |
1982-04-22 |
Klaus 3180 Wolfsburg Lübnitz |
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1981-04-06 |
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Carpet cleaning system
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Nitto Boseki Co., Ltd. |
Air nozzle apparatus for use in drawing glass fibers
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1981-11-12 |
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Shop-Vac Corporation |
Shoe attachment for wet/dry electric vacuum cleaner
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1981-12-23 |
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Belt transmission having air cooling function
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Lockheed Corporation |
Device for removing incendiary matter from the interior of an aircraft
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Dual inlet muffler assembly for truck hot water vacuum extraction machine
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