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发明名称
MAGNETIC CHUCK
摘要
申请公布号
SU850319(A1)
申请公布日期
1981.07.30
申请号
SU19792849275
申请日期
1979.12.10
申请人
NEKORKIN VALENTIN ,SU;TROFIMOVA NADEZHDA M,SU
发明人
NEKORKIN VALENTIN I,SU;TROFIMOVA NADEZHDA M,SU
分类号
B23B31/28;(IPC1-7):B23B31/28
主分类号
B23B31/28
代理机构
代理人
主权项
地址
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