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发明名称
ROPE DRIVE OF CHAIN SAW
摘要
申请公布号
SU872751(A1)
申请公布日期
1981.10.15
申请号
SU19792823819
申请日期
1979.09.21
申请人
VNII SOLYANOJ PROMYSHLENNOSTI
发明人
STEPANOV EVGENIJ A,SU;GOLIK VLADIMIR B,SU
分类号
E21C31/06;E21C25/20;(IPC1-7):E21C31/06
主分类号
E21C31/06
代理机构
代理人
主权项
地址
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