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Pump unit
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Patent number 5,213,474
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Issue date May 25, 1993
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LCD, Inc.
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William H. Daniel
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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Pump unit
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Patent number 5,137,424
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Issue date Aug 11, 1992
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William H. Daniel
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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Oil-water separator
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Patent number 5,104,541
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Issue date Apr 14, 1992
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William H. Daniel
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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