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公开(公告)号：US2058243A
公开(公告)日：1936-10-20
申请号：US66099633
申请日：1933-03-16
Applicant: IDEAL ROLLER & MFG COMPANY
Inventor： LIPPINCOTT WELLS A , CAMPBELL DONALD W
CPC classification number: B29C53/562 , B29K2019/00 , Y10T83/7763
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