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3517090
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C07 - ORGANIC CHEMISTRY
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3442827
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C07 - ORGANIC CHEMISTRY
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3364153
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C07 - ORGANIC CHEMISTRY
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3359348
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Patent number 3,359,348
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C07 - ORGANIC CHEMISTRY
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3355521
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C07 - ORGANIC CHEMISTRY
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3346667
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C07 - ORGANIC CHEMISTRY
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3333027
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C07 - ORGANIC CHEMISTRY
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3333028
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Patent number 3,333,028
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C07 - ORGANIC CHEMISTRY
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3333026
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Patent number 3,333,026
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C07 - ORGANIC CHEMISTRY
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3330888
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C07 - ORGANIC CHEMISTRY
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3246051
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C07 - ORGANIC CHEMISTRY
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3225010
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C07 - ORGANIC CHEMISTRY
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C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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3142650
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C07 - ORGANIC CHEMISTRY
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3142651
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C07 - ORGANIC CHEMISTRY
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3139450
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C07 - ORGANIC CHEMISTRY
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C07 - ORGANIC CHEMISTRY
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3081331
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C07 - ORGANIC CHEMISTRY
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3061625
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C07 - ORGANIC CHEMISTRY