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发明名称
PERCUSSIVE HYDROPNEUMATIC DEVICE
摘要
申请公布号
SU1406366(A1)
申请公布日期
1988.06.30
申请号
SU19864132982
申请日期
1986.10.08
申请人
G PNII "GIPRONIKEL"
发明人
KAMOCHKIN YURIJ A,SU;KISLIK MATUS V,SU;RYVKIN YURIJ P,SU;FOMIN VIKTOR G,SU
分类号
E21C37/00;E01C19/05
主分类号
E21C37/00
代理机构
代理人
主权项
地址
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