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Yukio Sugimura
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Tokyo, JA
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last 30 patents
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Patent Grant
Process for preparing 7.beta.-acylamino-7.alpha.-alkoxycephalosporins
Patent number
4,017,488
Issue date
Apr 12, 1977
Sankyo Company Limited
Tetsuo Hiraoka
C07 - ORGANIC CHEMISTRY
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Patent Grant
Process for preparing 7.beta.-acylamino-7.alpha.-alkoxycephalospori...
Patent number
3,960,845
Issue date
Jun 1, 1976
Sankyo Company Limited
Tetsuo Hiraoka
C07 - ORGANIC CHEMISTRY