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Zyunso Saito
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Niihama, JP
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last 30 patents
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Patent Grant
Bulk Polycondensation process for producing aromatic polyesters
Patent number
4,327,205
Issue date
Apr 27, 1982
Sumitomo Chemical Company, Limited
Yasuyuki Kato
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...