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发明名称
PORTABLE DRILL GUIDE
摘要
申请公布号
US3667855(A)
申请公布日期
1972.06.06
申请号
USD3667855
申请日期
1970.09.29
申请人
ALLAN O. DOUGLASS;ROBERT F. DOUGLASS
发明人
ALLAN O. DOUGLASS;ROBERT F. DOUGLASS
分类号
B23B45/14;B25H1/00;(IPC1-7):B23B45/14
主分类号
B23B45/14
代理机构
代理人
主权项
地址
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