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发明名称
PNEUMATIC PICK DRILL WITH THROTTLE-TYPE AIR CONTROL
摘要
申请公布号
SU1070306(A1)
申请公布日期
1984.01.30
申请号
SU19823515065
申请日期
1982.11.24
申请人
NOVOSIBIRSKIJ INZH-STR I IM.V.V.KUJBYSHEVA
发明人
ABRAMENKOV EDUARD A,SU;BOGACHENKOV ANDREJ G,SU;PICHUZHKOV VALERIJ V,SU
分类号
E21C37/22;B25D9/04;(IPC1-7):E21C3/24
主分类号
E21C37/22
代理机构
代理人
主权项
地址
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