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Medical infusion device
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Patent number 4,838,857
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Issue date Jun 13, 1989
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Becton, Dickinson and Company
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Robert J. Strowe
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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Valve stem seal
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Patent number 4,811,704
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Issue date Mar 14, 1989
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Vernay Laboratories, Inc.
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Dennis A. Boehmer
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F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
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Valve assembly
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Patent number 4,612,960
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Issue date Sep 23, 1986
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Vernay Laboratories, Inc.
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Floyd V. Edwards
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Valve assembly
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Patent number 4,566,493
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Issue date Jan 28, 1986
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Vernay Laboratories, Inc.
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Floyd V. Edwards
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...