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公开(公告)号：US3134766A
公开(公告)日：1964-05-26
申请号：US4883160
申请日：1960-08-11
Applicant: SANDOZ LTD
Inventor： ERNEST MERIAN , NICOLAUS BRUNO J R , OTTO SENN , WALTER WCHRLI
IPC: C09B31/062
CPC classification number: C09B31/062
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