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Samuel K. Shen
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Peoria, IL, US
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last 30 patents
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Biologically pure culture of yeast strain used for the microbial de...
Patent number
4,968,620
Issue date
Nov 6, 1990
The United States of America, as represented by the Secretary of Agriculture
Patrick F. Dowd
C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...