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发明名称
HYDRAULIC PERCUSSIVE MECHANISM
摘要
申请公布号
SU1132005(A1)
申请公布日期
1984.12.30
申请号
SU19833646001
申请日期
1983.09.23
申请人
DO POLT INSTITUT
发明人
TIMOSHENKO GRIGORIJ M,SU;SELIVRA SERGEJ A,SU;YATSENKO ALEKSANDR F,SU;ZIMA PETR F,SU
分类号
E21C37/00;E01C19/05;(IPC1-7):E21C3/20
主分类号
E21C37/00
代理机构
代理人
主权项
地址
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