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发明名称
Vorrichtung zum elektrischen Widerstandsnahtschweissen, insbesondere von Rohrlaengsnahten
摘要
申请公布号
DE683782(C)
申请公布日期
1939.11.15
申请号
DE1936S123824D
申请日期
1936.08.14
申请人
SIEMENS-SCHUCKERTWERKE AKT.-GES.
发明人
分类号
B23K11/30
主分类号
B23K11/30
代理机构
代理人
主权项
地址
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