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经营范围
发明名称
Improvements in or relating to rotary percussive drills
摘要
申请公布号
GB2102718(A)
申请公布日期
1983.02.09
申请号
GB19820021145
申请日期
1982.07.21
申请人
* BLACK AND DECKER INC
发明人
FRANK FLINTOFT * SIMPSON
分类号
B25D16/00;B25D17/08;(IPC1-7):B25D16/00
主分类号
B25D16/00
代理机构
代理人
主权项
地址
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