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Heart assist pump
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Issue date May 12, 1992
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American BioMed, Inc.
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David P. Summers
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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Heart assist pump
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Patent number 4,964,864
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Issue date Oct 23, 1990
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American Biomed, Inc.
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David P. Summers
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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Check valve with injector
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Patent number 4,466,779
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Issue date Aug 21, 1984
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Jeddy D. Nixon
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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Drill string shock sub
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Patent number 4,162,619
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Issue date Jul 31, 1979
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Maurer Engineering, Inc.
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Jeddy D. Nixon
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E21 - EARTH DRILLING MINING
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Seal assembly
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Patent number 4,160,551
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Issue date Jul 10, 1979
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Engineering Enterprises, Inc.
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Jeddy D. Nixon
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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