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Centrifugal pump flow modifier
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Patent number 10,890,353
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Issue date Jan 12, 2021
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Aspen Pumps Limited
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Jack Lawrence Mabon
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F24 - HEATING RANGES VENTILATING
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Water pump with check valve
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Patent number 10,253,897
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Issue date Apr 9, 2019
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OASE GmbH
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Ansgar Paul
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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Redundant sump pump system
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Patent number 8,956,130
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Issue date Feb 17, 2015
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Pentair Flow Technologies, LLC
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Sebastien Buzit
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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Self priming centrifugal pump
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Patent number 8,202,046
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Issue date Jun 19, 2012
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MP Pumps, Inc.
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Steven E. Buell
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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Check valve for a self-priming pump
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Patent number 7,784,489
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Issue date Aug 31, 2010
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Envirotech Pumpsystems, Inc.
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Greg Paulin
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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-
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Two stage sewage grinder pump
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Patent number 7,357,341
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Issue date Apr 15, 2008
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Crane Pumps & Systems, Inc.
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Gregory J. Gutwein
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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Horizontally oriented gas separator
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Patent number 7,270,178
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Issue date Sep 18, 2007
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Baker Hughes Incroporated
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Robert P Selph
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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Fuel transfer pump
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Patent number 7,097,433
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Issue date Aug 29, 2006
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Kevin D. Struthers
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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Submersible pump system
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Patent number 6,682,309
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Issue date Jan 27, 2004
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John A. Reid
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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Barrel pump
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Patent number 6,350,101
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Issue date Feb 26, 2002
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Lutz-Pumpen GmbH & Co. KG
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Volker Fertig
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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Portable motor pump
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Patent number 4,934,914
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Issue date Jun 19, 1990
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Ebara Corporation
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Makoto Kobayashi
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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Submerged type pump
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Patent number 4,889,468
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Issue date Dec 26, 1989
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Nikkiso Co., Ltd.
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Kazuo Ishikura
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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Electric submersible pump
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Patent number 4,002,936
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Issue date Jan 11, 1977
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Nikolaus Laing
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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Pump
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Patent number 3,981,628
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Issue date Sep 21, 1976
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James C. Carter
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F17 - STORING OF DISTRIBUTING GASES OR LIQUIDS
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3904306
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Patent number 3,904,306
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Issue date Sep 9, 1975
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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3854848
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Patent number 3,854,848
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Issue date Dec 17, 1974
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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3807894
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Patent number 3,807,894
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Issue date Apr 30, 1974
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E21 - EARTH DRILLING MINING
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3803432
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Patent number 3,803,432
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Issue date Apr 9, 1974
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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3727725
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Patent number 3,727,725
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Issue date Apr 17, 1973
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F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
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3606567
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Patent number 3,606,567
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Issue date Sep 20, 1971
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...