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公开(公告)号：US2304471A
公开(公告)日：1942-12-08
申请号：US30817239
申请日：1939-12-08
Applicant: STANDARD BRANDS INC
Inventor： ALFRED MEYER EJNAR , WILLIAM CHAFFE PERCIVAL
IPC: C12N1/18
CPC classification number: C12N1/18
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