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发明名称
PERCUSSIVE HYDROPNEUMATIC DEVICE
摘要
申请公布号
SU968370(A1)
申请公布日期
1982.10.23
申请号
SU19802969609
申请日期
1980.08.06
申请人
VGNI PI ASBESTOVOJ PROMYSHLENNOSTI
发明人
SHKAREDNYJ VLADIMIR I,SU;KAZAROVICH GENRIKH P,SU;BELOV MARK A,SU;LISITSYN YURIJ G,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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