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发明名称
BASE OF POWER ROOF SUPPORT UNIT
摘要
申请公布号
SU1229365(A1)
申请公布日期
1986.05.07
申请号
SU19843775852
申请日期
1984.06.19
申请人
PODMOSKOVNYJ NI PK UGOLNYJ INSTITUT
发明人
PARFENOV VLADIMIR E,SU;ZAIKIN EVGENIJ K,SU;ZELTSER YURIJ G,SU;VOLKOV EVGENIJ A,SU
分类号
E21D23/00;(IPC1-7):E21D23/00
主分类号
E21D23/00
代理机构
代理人
主权项
地址
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