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经营范围
发明名称
Electric welding apparatus
摘要
申请公布号
US2193490(A)
申请公布日期
1940.03.12
申请号
US19360095776
申请日期
1936.08.13
申请人
MAX ISAACSON
发明人
REHSE FRANK H.
分类号
B23K11/16
主分类号
B23K11/16
代理机构
代理人
主权项
地址
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