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发明名称
METHOD AND APPARATUS FOR INVESTIGATING PLUGGING STONE
摘要
申请公布号
SU1461951(A1)
申请公布日期
1989.02.28
申请号
SU19874287718
申请日期
1987.07.21
申请人
IVANO-FRANKOVSKIJ I NEFTI GAZA
发明人
NAVROTSKIJ BOGDAN I,SU;PSHEBISHEVSKIJ MIRON E,SU;MEDVID IRINA B,SU
分类号
E21C49/00
主分类号
E21C49/00
代理机构
代理人
主权项
地址
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