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发明名称
RECIPROCATORY PERCUSSIVE EQUIPMENT PARTICULARLY FOR A HYDRAULIC ROCK DRILL
摘要
申请公布号
GB1248604(A)
申请公布日期
1971.10.06
申请号
GB19680055279
申请日期
1968.11.21
申请人
CANRON LIMITED-CANRON LIMITEE
发明人
RAYMOND MARCEL MAHY;WILLIAM J. TYLER
分类号
B25D9/12;E21B1/26
主分类号
B25D9/12
代理机构
代理人
主权项
地址
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