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3320249
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Patent number 3,320,249
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Issue date May 16, 1967
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C07 - ORGANIC CHEMISTRY
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3264290
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Patent number 3,264,290
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C07 - ORGANIC CHEMISTRY
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3169962
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Patent number 3,169,962
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C07 - ORGANIC CHEMISTRY
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3147255
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Patent number 3,147,255
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C07 - ORGANIC CHEMISTRY
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3084160
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Patent number 3,084,160
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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3055890
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Patent number 3,055,890
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Issue date Sep 25, 1962
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C07 - ORGANIC CHEMISTRY
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2985653
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Patent number 2,985,653
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Issue date May 23, 1961
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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2975175
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Patent number 2,975,175
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Issue date Mar 14, 1961
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C07 - ORGANIC CHEMISTRY
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2945030
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Patent number 2,945,030
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C07 - ORGANIC CHEMISTRY
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2908683
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Patent number 2,908,683
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C07 - ORGANIC CHEMISTRY
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2905668
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Patent number 2,905,668
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C07 - ORGANIC CHEMISTRY
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2607773
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C07 - ORGANIC CHEMISTRY
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2530451
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Patent number 2,530,451
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C07 - ORGANIC CHEMISTRY
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2512520
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Patent number 2,512,520
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Issue date Jun 20, 1950
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C07 - ORGANIC CHEMISTRY