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发明名称
PRESS FOR PRODUCTION OF PIECES FROM METAL BLANKS BY REVERSE PRESSING-OUT
摘要
申请公布号
RU2074780(C1)
申请公布日期
1997.03.10
申请号
SU19874613365
申请日期
1987.07.17
申请人
CHARLZ L.STYUART
发明人
CHARLZ L.STYUART
分类号
B21C23/20;B21C23/21;B21C26/00;(IPC1-7):B21C23/20
主分类号
B21C23/20
代理机构
代理人
主权项
地址
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