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发明名称
Verfahren zum Glaetten nahtloser, vorzugsweise gepilgerter Rohre mit Wandstaerketoleranzen ueber 10%
摘要
申请公布号
DE856734(C)
申请公布日期
1952.11.24
申请号
DE1949P040931D
申请日期
1949.04.27
申请人
RHEINISCHE ROEHRENWERKE AKTIENGESELLSCHAFT, MUELHEIM/RUHR
发明人
MUELHEIM/RUHR DR. KARL SIMONEIT,;MUELHEIM/RUHR GUSTAV TICHY,
分类号
B21B19/10
主分类号
B21B19/10
代理机构
代理人
主权项
地址
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