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Petr Maximilianovich Valetsky
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Moscow, SU
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last 30 patents
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Patent Grant
Poly/arylate-sulphones/and method of preparing same
Patent number
4,116,940
Issue date
Sep 26, 1978
Vasily Vladimirovich Korshak
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...