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公开(公告)号：US2282063A
公开(公告)日：1942-05-05
申请号：US23370838
申请日：1938-10-07
Applicant: US RUBBER CO
Inventor： KEYS WALTER C , YOUNGLOVE JAMES A , GARTRELL ROBERT D , HAMBIDGE RICHARD H
IPC: B61D17/20
CPC classification number: B61D17/20
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