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公开(公告)号：US2876169A
公开(公告)日：1959-03-03
申请号：US57360456
申请日：1956-03-26
Applicant: GRAIN PROCESSING CORP
Inventor： MALZAHN RONALD C , PHILLIPS ROBERT F , HANSON AUSTIN M
IPC: C12P25/00
CPC classification number: C12P25/00 , Y10S435/911
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