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发明名称
Verfahren zur Herstellung von innengeschuetzten Eisenrohren
摘要
申请公布号
DE718881(C)
申请公布日期
1942.03.24
申请号
DE1939D080461D
申请日期
1939.05.18
申请人
DEUTSCHE ROEHRENWERKE AG.
发明人
KLAS DR. PHIL. HEINRICH
分类号
B05D7/22
主分类号
B05D7/22
代理机构
代理人
主权项
地址
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