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公开(公告)号：US2721306A
公开(公告)日：1955-10-18
申请号：US33624253
申请日：1953-02-11
Applicant: TAYLOR WINFIELD CORP
Inventor： RILEY JOSEPH J , MURTO LAURI J
IPC: B23K11/24
CPC classification number: B23K11/248
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