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发明名称
ARRANGEMENT FOR SECURING A DRILLING JIG IN PLACE
摘要
申请公布号
PL255950(A1)
申请公布日期
1987.06.01
申请号
PL19850255950
申请日期
1985.10.25
申请人
POLMAG
发明人
KASPERLIK KRZYSZTOF;PRZYBYLSKI HENRYK;PARYSZ BERNARD;KAMINSKI ANDRZEJ;SZUREK JAN;KOPEC JAN
分类号
E21B;(IPC1-7):E21B/
主分类号
E21B
代理机构
代理人
主权项
地址
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