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经营范围
发明名称
Improvements in or relating to forging or stamping swages
摘要
申请公布号
GB529484(A)
申请公布日期
1940.11.21
申请号
GB19390016187
申请日期
1939.06.01
申请人
THE DUERENER METALLWERKE A.I¬G.
发明人
分类号
B21J13/02
主分类号
B21J13/02
代理机构
代理人
主权项
地址
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