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经营范围
发明名称
Improvements in and relating to machines for stamping articles from metal sheets
摘要
申请公布号
GB496330(A)
申请公布日期
1938.11.29
申请号
GB19370032137
申请日期
1937.11.22
申请人
KARL STERN
发明人
分类号
B21D28/08
主分类号
B21D28/08
代理机构
代理人
主权项
地址
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