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发明名称
Welding apparatus
摘要
申请公布号
US2066123(A)
申请公布日期
1936.12.29
申请号
US19310538463
申请日期
1931.05.19
申请人
STEEL-WELD EQUIPMENT CORPORATION LTD.
发明人
QUA FREDERICK L. RE
分类号
B23K9/10
主分类号
B23K9/10
代理机构
代理人
主权项
地址
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