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发明名称
ARRANGEMENT FOR GRIPPING TOOL IN DRILLING CHUCK
摘要
申请公布号
SU848167(A1)
申请公布日期
1981.07.23
申请号
SU19792839457
申请日期
1979.11.16
申请人
TUPITSYN YURIJ ,SU
发明人
TUPITSYN YURIJ I,SU
分类号
B23B31/02;B23B31/12;(IPC1-7):B23B31/04
主分类号
B23B31/02
代理机构
代理人
主权项
地址
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