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公开(公告)号：US2566555A
公开(公告)日：1951-09-04
申请号：US78733047
申请日：1947-11-21
Applicant: MAPLE ISLAND INC
Inventor： COULTER SAMUEL T , BECKER JOSEPH L
CPC classification number: B01F5/0684 , A01J11/00 , A23C9/1508 , B01F1/0011 , B01F1/0016 , B01F2001/0094
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