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发明名称
PERFORATOR PNEUMATIC ROTATIV
摘要
申请公布号
RO87787(A2)
申请公布日期
1985.12.20
申请号
RO19830113127
申请日期
1983.12.29
申请人
INTREPRINDEREA "INDEPENDENTA",RO
发明人
PUIA TRAIAN T.,RO;MAURER ANDREI,RO
分类号
E21B1/00;(IPC1-7):E21C3/24
主分类号
E21B1/00
代理机构
代理人
主权项
地址
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