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3875179
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Patent number 3,875,179
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Issue date Apr 1, 1975
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C07 - ORGANIC CHEMISTRY
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3862957
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Patent number 3,862,957
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Issue date Jan 28, 1975
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C07 - ORGANIC CHEMISTRY
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3729557
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Patent number 3,729,557
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Issue date Apr 24, 1973
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C07 - ORGANIC CHEMISTRY
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3718661
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Patent number 3,718,661
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Issue date Feb 27, 1973
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C07 - ORGANIC CHEMISTRY
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3686200
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Patent number 3,686,200
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Issue date Aug 22, 1972
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C07 - ORGANIC CHEMISTRY
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3666768
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Patent number 3,666,768
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Issue date May 30, 1972
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C07 - ORGANIC CHEMISTRY
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3150149
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Patent number 3,150,149
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Issue date Sep 22, 1964
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C07 - ORGANIC CHEMISTRY
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2754244
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Patent number 2,754,244
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Issue date Jul 10, 1956
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C07 - ORGANIC CHEMISTRY
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2754302
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Patent number 2,754,302
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Issue date Jul 10, 1956
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C07 - ORGANIC CHEMISTRY
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2754243
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Patent number 2,754,243
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Issue date Jul 10, 1956
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C07 - ORGANIC CHEMISTRY