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发明名称
WECHSELFASSUNG FUER ZIEHKERNE AUS HARTMETALL
摘要
申请公布号
DD261110(A1)
申请公布日期
1988.10.19
申请号
DD19870303905
申请日期
1987.06.18
申请人
RITZMANN,KURT,DD
发明人
RITZMANN,KURT,DD
分类号
B21C3/00;(IPC1-7):B21C3/00
主分类号
B21C3/00
代理机构
代理人
主权项
地址
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