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发明名称
HOPPER-TRAIN
摘要
申请公布号
SU769029(A1)
申请公布日期
1980.10.07
申请号
SU19782704497
申请日期
1978.12.27
申请人
VNI PK I GORNORUDNOGO MASHINOSTROENIYA
发明人
VOLYNKO EVGENIJ P,SU;PROTASOV VIKTOR A,SU;SERGIENKO YURIJ ,SU;SIDOROV ALEKSEJ S,SU;CHEKUBASH ALEKSANDR D,SU
分类号
E21F13/02;(IPC1-7):E21F13/02
主分类号
E21F13/02
代理机构
代理人
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