公开/公告号WO9405898A1
专利类型
公开/公告日1994-03-17
原文格式PDF
申请/专利权人 OBSHESTVO S OGRANICHENNOI OTVETSTVENNOSTJU JUMA;MARMORSHTEIN LEON MIRONOVICH;PETUKHOV IGNATY MAKAROVICH;SIDOROV VLADIMIR SEMENOVICH;ALEXANDROV PETR ANATOLIEVICH;GREBENNIKOV VALENTIN TIMOFEEVICH;
申请/专利号WO1993RU00101
发明设计人 PETUKHOV IGNATY MAKAROVICH;GREBENNIKOV VALENTIN TIMOFEEVICH;SIDOROV VLADIMIR SEMENOVICH;ALEXANDROV PETR ANATOLIEVICH;MARMORSHTEIN LEON MIRONOVICH;
申请日1993-04-28
分类号E21B43/22;E21B43/27;
国家 WO
入库时间 2022-08-22 04:40:55