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公开(公告)号：US2244805A
公开(公告)日：1941-06-10
申请号：US25661739
申请日：1939-02-16
Applicant: FAULTLESS CASTER CORP
Inventor： ROTH OSCAR C , BERNARD WILMING
IPC: B60B33/00
CPC classification number: B60B33/0002 , Y10T16/202 , Y10T16/211
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