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1928-05-23 |
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William C Smith |
Pressure-relief plug
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1949-08-30 |
1953-01-06 |
Thompson Prod Inc |
Valve assembly
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1957-05-10 |
1959-09-15 |
Perry Plastics Inc |
Valve for fuel pumps and the like
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1960-10-17 |
1964-09-15 |
Clifford H Carr |
Compressor valve
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1966-04-05 |
Seeger Wanner Corp |
Capsule-type check valve
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1965-02-18 |
1967-07-25 |
Hallen Gosta |
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1970-10-27 |
Flavious E Manley Jr |
Compressor valve
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1971-03-08 |
1972-10-31 |
Stuart E Bunn |
Valve assembly and valve member therefor
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1975-10-21 |
Pall Corp |
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1976-06-04 |
1978-12-19 |
Jerzy Kucenty |
Compressor valve
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1983-09-21 |
1984-11-20 |
Madoche Robert D |
Compressor valve
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1989-10-10 |
Cooper Industries, Inc. |
Poppet valve flow seat
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1988-02-01 |
1989-04-11 |
Ball Valve Company |
Head-guided poppet valve member and valve assembly
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1994-07-15 |
1998-06-25 |
Hoerbiger Ventilwerke Ag |
DISC VALVE
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1995-01-24 |
1996-04-30 |
Dover Resources, Inc. |
Compressor valve
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1997-07-23 |
1999-01-28 |
Mann & Hummel Filter |
Valve
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CA2396712A1
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2000-01-11 |
2001-07-19 |
Neil C. Penza |
Profiled plate valve
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AT412302B
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2000-03-28 |
2004-12-27 |
Hoerbiger Ventilwerke Gmbh |
AUTOMATIC VALVE
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EP1247982B1
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2001-04-04 |
2005-02-23 |
Hoerbiger Kompressortechnik Holding GmbH |
Multiple ring compressor valve
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EP2703647B1
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2012-08-31 |
2017-10-04 |
Burckhardt Compression AG |
Poppet valve for a compressor
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USD745637S1
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2013-03-22 |
2015-12-15 |
Wd Racing Oy |
Valve disk
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USD841055S1
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2015-10-26 |
2019-02-19 |
Delaware Capital Formation, Inc. |
Reciprocating gas compressor valve
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USD816122S1
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2015-10-26 |
2018-04-24 |
Delaware Capital Formation, Inc. |
Sealing element for reciprocating gas compressor valve
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2015-10-26 |
2018-07-31 |
Delaware Capital Formation, Inc. |
Reciprocating gas compressor valve
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2016-10-25 |
2018-05-01 |
Delaware Capital Formation, Inc. |
Sealing element for reciprocating gas compressor valve
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