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Filter systems and apparatus
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Patent number 5,601,713
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Issue date Feb 11, 1997
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Nupro Company
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Donald P. Mayeaux
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B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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Excess flow valve
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Patent number 5,462,081
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Issue date Oct 31, 1995
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Nupro Company
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Robert V. Perusek
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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High pressure diaphragm valve
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Patent number 5,335,691
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Issue date Aug 9, 1994
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Nupro Company
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Terrence J. Kolenc
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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High pressure diaphragm valve
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Patent number 5,253,671
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Issue date Oct 19, 1993
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Nupro Company
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Terrence J. Kolenc
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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High pressure diaphragm valve
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Patent number 5,215,286
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Issue date Jun 1, 1993
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Nupro Company
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Terrence J. Kolenc
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Diaphragm valve
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Patent number 5,131,627
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Issue date Jul 21, 1992
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Nupro Company
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Terrence J. Kolenc
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Diaphragm valve
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Patent number 4,968,003
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Issue date Nov 6, 1990
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Nupro Company
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Oliver L. Danko
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Check valve
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Patent number 4,964,423
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Issue date Oct 23, 1990
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Nupro Company
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Theodore J. Gausman
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Diaphragm valve
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Patent number 4,917,357
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Issue date Apr 17, 1990
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Nupro Company
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Oliver L. Danko
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Diaphragm valve
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Patent number 4,915,353
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Issue date Apr 10, 1990
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Nupro Company
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Oliver L. Danko
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Valves with improved actuators
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Patent number 4,911,412
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Issue date Mar 27, 1990
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Nupro Company
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Oliver L. Danko
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Check valve
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Patent number 4,856,555
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Issue date Aug 15, 1989
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Nupro Company
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Theodore J. Gausman
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Inflatable valve
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Patent number 4,840,191
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Issue date Jun 20, 1989
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Nupro Company
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Theodore J. Gausman
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Low pressure relief valve
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Patent number 4,790,348
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Issue date Dec 13, 1988
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Nupro Company
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Theodore J. Gausman
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Diaphragm valve
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Patent number 4,750,709
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Issue date Jun 14, 1988
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Nupro Company
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Terrence J. Kolenc
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Diaphragm valve
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Patent number 4,732,363
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Issue date Mar 22, 1988
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Nupro Company
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Terrence J. Kolenc
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Metering valve
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Patent number 4,687,180
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Issue date Aug 18, 1987
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Nupro Company
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James K. Simonelli
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Metering valve
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Patent number 4,687,181
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Issue date Aug 18, 1987
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Nupro Company
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James K. Simonelli
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Inverted bellows valve
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Patent number 4,687,017
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Issue date Aug 18, 1987
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Nupro Company
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Oliver L. Danko
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Valve
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Patent number 4,684,106
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Issue date Aug 4, 1987
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Nupro Company
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Terrence J. Kolenc
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Diaphragm valve
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Patent number 4,671,490
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Issue date Jun 9, 1987
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Nupro Co.
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Terrence J. Kolenc
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Stem tip seal
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Patent number 4,659,060
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Issue date Apr 21, 1987
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Nupro Company
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Gary W. Scheffel
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Seal ring shutoff stem tip
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Patent number 4,659,061
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Issue date Apr 21, 1987
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Nupro Company
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Gary W. Scheffel
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Check valve
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Patent number 4,637,430
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Issue date Jan 20, 1987
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Nupro Company
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Gary W. Scheffel
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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High pressure inverted bellows valve
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Patent number 4,634,099
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Issue date Jan 6, 1987
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Nupro Company
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Oliver L. Danko
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Valve
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Patent number 4,606,374
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Issue date Aug 19, 1986
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Nupro Company
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Terrence J. Kolenc
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Pressure relief valve
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Patent number 4,530,373
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Issue date Jul 23, 1985
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Nupro Company
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Carl R. Bork
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Plug valve
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Patent number 4,262,880
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Issue date Apr 21, 1981
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Nupro Company
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Oliver L. Danko
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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In-line fluid filter
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Patent number 4,263,140
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Issue date Apr 21, 1981
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Nupro Company
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Ronald J. Wujnovich
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B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL