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1951-08-07 |
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Filter fob liquids |
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1936-04-09 |
1938-02-01 |
American Tap Bush Company |
Tap construction
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1937-11-23 |
1939-05-16 |
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Portable dispensing apparatus
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1939-05-01 |
1941-05-06 |
Norwood Filtration Company |
Sterilizing unit for water filters
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1941-07-21 |
1944-01-04 |
Imp Brass Mfg Co |
Two-way strainer
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1947-11-28 |
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Fram Corp |
Quickly removable filter casing cover
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1951-12-08 |
1954-06-15 |
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Water softening apparatus
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1953-05-18 |
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1956-12-17 |
1961-04-11 |
Wix Corp |
Fluid line supported filter and filter mounting
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1957-07-15 |
1961-07-11 |
New York Business Dev Corp |
Oil filter unit
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1959-07-16 |
1962-08-16 |
Mann & Hummel Filter |
Kopfstueck an einem Filtergehaeuse
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1962-03-20 |
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Wix Corp |
Filter unit
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1963-05-13 |
1967-04-11 |
Rosaen Filter Co |
Mobile filters
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1964-03-02 |
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Poppet valve and disposable container combination
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1964-03-02 |
1967-06-13 |
Sorenson Res Corp |
Intravenous catheter protector unit
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1964-09-09 |
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Multiple element filter assembly
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1965-03-01 |
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Sta Rite Industries |
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1965-09-02 |
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Rosaen Filter Co |
Bayonet filters
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1966-06-24 |
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Bayonet filter assembly
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1966-07-25 |
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Sky Center Corp |
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1967-05-24 |
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1967-08-04 |
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1971-04-05 |
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1972-06-09 |
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Rayne International |
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1974-04-17 |
1976-05-04 |
Amf Incorporated |
Filter cartridge assembly
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1974-05-06 |
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Filter asembly with integral service shut-off valve
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Everpure, Inc. |
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1977-02-04 |
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The Weatherhead Company |
Turbulence amplifier baffle
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1977-03-21 |
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Spin-off filter head assembly
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1978-02-16 |
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Ford Motor Co |
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Jede-Automater Magnusson Ab, Mariestad (Schweden) |
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