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经营范围
发明名称
Welding electrode holder
摘要
申请公布号
US2481952(A)
申请公布日期
1949.09.13
申请号
US19450598290
申请日期
1945.06.08
申请人
SCHWARTZ DANIEL M;MCLEAN WILLIAM B
发明人
SCHWARTZ DANIEL M.;MCLEAN WILLIAM B.
分类号
B23K9/28
主分类号
B23K9/28
代理机构
代理人
主权项
地址
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