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发明名称
METHOD OF SCREW BROACHING
摘要
申请公布号
SU850237(A1)
申请公布日期
1981.07.30
申请号
SU19792846119
申请日期
1979.12.04
申请人
MO I STALI SPLAVOV
发明人
POTAPOV IVAN N,SU;KHARITONOV EVGENIJ A,SU;DOROVSKIKH MIKHAIL A,SU;ZIMIN VLADIMIR YA,SU;ROMANTSEV BORIS A,SU;MINTAKHANOV MIKHAIL A,SU
分类号
B21B19/04;B21B25/04;(IPC1-7):B21B19/04
主分类号
B21B19/04
代理机构
代理人
主权项
地址
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