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公开(公告)号：US2350491A
公开(公告)日：1944-06-06
申请号：US50425443
申请日：1943-09-29
Applicant: REMINGTON ARMS CO INC
Inventor： BUTLER BENJAMIN F , HIRDLER EDGAR A
IPC: B21D22/20
CPC classification number: B21D22/201
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