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发明名称
Verfahren zur Vermeidung verstaerkter Korrosion an den Nietstellen von Aluminiumblechen, die mit korrosionsfesten UEberzuegen versehen sind
摘要
申请公布号
DE600949(C)
申请公布日期
1934.08.04
申请号
DE1931W085785D
申请日期
1931.04.26
申请人
KARL HERMANN WERNING;DUERENER METALLWERKE A. G.
发明人
分类号
B23K20/233
主分类号
B23K20/233
代理机构
代理人
主权项
地址
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