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发明名称
POWER FEED DRILLS WITH CLUTCH OPERATED FEED
摘要
申请公布号
GB2209009(B)
申请公布日期
1991.11.13
申请号
GB19870020209
申请日期
1987.08.27
申请人
* SILK ENGINEERING
发明人
GEORGE ROBERT * SILK
分类号
B23B47/24;B23Q5/32;B23Q11/04
主分类号
B23B47/24
代理机构
代理人
主权项
地址
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