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Rotary pump
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Patent number 4,895,493
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Issue date Jan 23, 1990
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Harold D. Kletschka
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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Rotary pump
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Patent number 4,844,707
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Issue date Jul 4, 1989
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Harold D. Kletschka
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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Suture bridges
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Patent number 3,931,821
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Issue date Jan 13, 1976
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Bio-Medicus, Inc.
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Harold D. Kletschka
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE