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发明名称
Einrichtung zum Freiformschmieden von Kesseln, dickwandigen Rohren od. ae. schweren Hohlkoerpern
摘要
申请公布号
DE1004895(B)
申请公布日期
1957.03.21
申请号
DE1952W007740
申请日期
1952.01.23
申请人
DR. THEODOR WUPPERMANN
发明人
WUPPERMANN DR. THEODOR;MUELLER ERNST
分类号
B21J7/14
主分类号
B21J7/14
代理机构
代理人
主权项
地址
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