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经营范围
发明名称
ROTARY PERCUSSIVE ROCK DRILL
摘要
申请公布号
GB2112694(B)
申请公布日期
1986.10.08
申请号
GB19830000071
申请日期
1983.01.04
申请人
* RHL HYDRAULICS LIMITED;* PERARD TORQUE TENSION LIMITED
发明人
BRIAN * MOFFETT;B A G E * FOSTER
分类号
B25D17/08;E21B6/00;(IPC1-7):B25D16/00
主分类号
B25D17/08
代理机构
代理人
主权项
地址
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