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发明名称
PERCUSSIVE-ACTION DEVICE
摘要
申请公布号
SU699169(A1)
申请公布日期
1979.11.25
申请号
SU19782622956
申请日期
1978.06.01
申请人
U MALOJ MEKH "SIBENERGOMEKHANIZATSIYA" TRESTA "ENERGOMEKHANIZATSIYA"
发明人
NOSIKOV GEORGIJ M,SU;SKLYAR IVAN K,SU;TKACHENKO IVAN P,SU
分类号
E21C37/00;B25D17/10;E01C19/05;E21C37/24;(IPC1-7):E21C3/24
主分类号
E21C37/00
代理机构
代理人
主权项
地址
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