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Submersible pump with expanded foam housing
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Patent number 4,806,083
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Issue date Feb 21, 1989
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The Marley-Wylain Company
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Nyle D. LaGrange
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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Vaned slinger for pumps
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Patent number 4,684,331
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Issue date Aug 4, 1987
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The Marley-Wylain Company
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Nyle D. LaGrange
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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Submersible pump check valve
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Patent number 4,422,469
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Issue date Dec 27, 1983
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The Marley/Wylain Company
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Nyle D. LaGrange
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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Submersible pump discharge head
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Patent number 4,406,582
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Issue date Sep 27, 1983
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Marley-Wylain Company
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Nyle D. LaGrange
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...