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公开(公告)号：US2507825A
公开(公告)日：1950-05-16
申请号：US67855946
申请日：1946-06-22
Applicant: STANLEY SMITH ELMORE
Inventor： STANLEY SMITH ELMORE
IPC: B23K11/06
CPC classification number: B23K11/061 , B23K2201/36
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