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经营范围
发明名称
WELDING STRUCTURAL ELEMENTS.
摘要
申请公布号
IE15532(L)
申请公布日期
1938.10.21
申请号
IED15532
申请日期
1938.03.04
申请人
KOHLE-UND EISENFORSCHUNG G.M.B.H.
发明人
分类号
B23K;(IPC1-7):B23K
主分类号
B23K
代理机构
代理人
主权项
地址
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