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发明名称
Improvements in or relating to punches
摘要
申请公布号
GB2084066(A)
申请公布日期
1982.04.07
申请号
GB19800030960
申请日期
1980.09.25
申请人
WARNER MICHAEL JOHN
发明人
分类号
B21D28/14;(IPC1-7):B21D37/00
主分类号
B21D28/14
代理机构
代理人
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地址
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