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公开(公告)号：US2944449A
公开(公告)日：1960-07-12
申请号：US65350857
申请日：1957-04-09
Applicant: MENASCO MFG COMPANY
Inventor： WHEELER WALTER G , CAMP LINCOLN VAN , WOOD WILBUR G , LAWSON ROBERT A
IPC: B23K5/00
CPC classification number: B23K5/006
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