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发明名称
HYDRAULIC SYSTEM OF POWERED MATCHING SUPPORT
摘要
申请公布号
RU1813880(C)
申请公布日期
1993.05.07
申请号
SU19894768022
申请日期
1989.12.13
申请人
VSESOYUZNYJ NAUCHNO-ISSLEDOVATELSKIJ I PROEKTNO-KONSTRUKTORSKIJ UGOLNYJ INSTITUT "KUZNIUI"
发明人
KALININ STEPAN I;FOMIN VLADIMIR I;SEREDENKO MIKHAIL I;MELNIKOV PAVEL N;KACHESOVA OLGA P
分类号
E21D23/16;(IPC1-7):E21D23/16
主分类号
E21D23/16
代理机构
代理人
主权项
地址
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