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Inlet check valve with removable seat
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Patent number 7,278,838
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Issue date Oct 9, 2007
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Waterjet Service, Inc.
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S. Matthew Hodson
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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Inlet check valve
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Patent number 6,021,810
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Issue date Feb 8, 2000
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Waterjet Service, Inc.
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Michael E. Gaillard
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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Inlet check valve
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Patent number 5,904,179
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Issue date May 18, 1999
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Waterjet Service, Inc.
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Michael E. Gaillard
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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77726722 - WSI
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Serial number 77726722
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Registration number 3718225
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Filing date May 1, 2009
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Waterjet Service, Inc.
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7 - Machines and machine tools