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Bovine teat dip
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Patent number 5,720,984
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Issue date Feb 24, 1998
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Devtech Corporation
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David J. Ricketts
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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Bovine teat dip
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Patent number 5,534,266
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Issue date Jul 9, 1996
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Devtech Corporation
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David J. Ricketts
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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Preform for a monobase container
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Patent number 4,927,679
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Issue date May 22, 1990
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Devtech, Inc.
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Martin H. Beck
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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