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2196846
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Patent number 2,196,846
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Issue date Apr 9, 1940
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B08 - CLEANING
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2184142
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Patent number 2,184,142
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Issue date Dec 19, 1939
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C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
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2141470
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Patent number 2,141,470
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Issue date Dec 27, 1938
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C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
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2105767
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Patent number 2,105,767
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Issue date Jan 18, 1938
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B08 - CLEANING
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2050414
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Patent number 2,050,414
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Issue date Aug 11, 1936
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C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
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2050119
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Patent number 2,050,119
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Issue date Aug 4, 1936
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C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...