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3117004
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Patent number 3,117,004
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Issue date Jan 7, 1964
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C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
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2765922
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Patent number 2,765,922
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Issue date Oct 9, 1956
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B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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2633992
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Patent number 2,633,992
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Issue date Apr 7, 1953
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C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
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2627349
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Patent number 2,627,349
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Issue date Feb 3, 1953
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C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
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2471474
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Patent number 2,471,474
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Issue date May 31, 1949
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A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES