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发明名称
MULTI-CHUCK DRILL HOLDER
摘要
申请公布号
US3447614(A)
申请公布日期
1969.06.03
申请号
USD3447614
申请日期
1966.03.04
申请人
PAUL J. MARIN
发明人
PAUL J. MARIN
分类号
B23B39/20;(IPC1-7):E21C5/08
主分类号
B23B39/20
代理机构
代理人
主权项
地址
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