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发明名称
PUNCH FOR MAKING THE CENTERING PITS
摘要
申请公布号
CS191725(B1)
申请公布日期
1979.07.31
申请号
CS19770006065
申请日期
1977.09.20
申请人
DROTAR,JAN,CS;ZNASIK,JAN,CS;BEZAK,PAVOL,CS
发明人
DROTAR,JAN,CS;ZNASIK,JAN,CS;BEZAK,PAVOL,CS
分类号
B21D22/02;(IPC1-7):B21D22/02
主分类号
B21D22/02
代理机构
代理人
主权项
地址
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