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发明名称
Improvements in and relating to stamping machines
摘要
申请公布号
GB661435(A)
申请公布日期
1951.11.21
申请号
GB19490018101
申请日期
1949.07.08
申请人
HANS OETIKER
发明人
分类号
B21D55/00
主分类号
B21D55/00
代理机构
代理人
主权项
地址
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