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发明名称
Self-induced magnetic field controlled gas shielded-arc welding process and apparatus
摘要
申请公布号
US2694129(A)
申请公布日期
1954.11.09
申请号
US19510214343
申请日期
1951.03.07
申请人
UNION CARBIDE AND CARBON CORPORATION
发明人
YENNI DONALD M.
分类号
B23K9/073
主分类号
B23K9/073
代理机构
代理人
主权项
地址
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