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1.发明授权Apparatus and method for producing a non-oxidizing atmosphere for flash welding 失效用于闪光焊接的非氧化性气氛的制造方法
公开(公告)号：US2719207A
公开(公告)日：1955-09-27
申请号：US33281953
申请日：1953-01-23
Applicant: SMITH CORP A O
Inventor： MOYER HARRIS P
IPC: B23K11/00
CPC classification number: B23K11/0006
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