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Couplings for joining shafts
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Patent number 5,655,849
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Issue date Aug 12, 1997
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Henry Filters Corp.
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Stephen N. McEwen
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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Pump for filtration systems
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Patent number 5,503,520
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Issue date Apr 2, 1996
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Henry Filters, Inc.
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Stephen N. McEwen
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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Filter media rewinding mechanism
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Patent number 5,344,556
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Issue date Sep 6, 1994
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Henry Filters, Inc.
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Scott M. McEwen
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B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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Filter media tensioning device
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Patent number 5,338,443
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Issue date Aug 16, 1994
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Henry Filters, Inc.
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Scott M. McEwen
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B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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