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公开(公告)号：US2847815A
公开(公告)日：1958-08-19
申请号：US60923856
申请日：1956-09-11
Applicant: DAYTON RUBBER COMPANY
Inventor： RADOW ROBERT S , BENNET ROBERT E
IPC: A01D46/14
CPC classification number: A01D46/14
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