SECTION OF POWERED MINING ROOF SUPPORT,申请号SU19813293930-传众专利搜索

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发明名称	SECTION OF POWERED MINING ROOF SUPPORT
摘要
申请公布号	SU1008463(A2)	申请公布日期	1983.03.30
申请号	SU19813293930	申请日期	1981.05.25
申请人	PODMOSKOVNYJ NI PK UGOLNYJ INSTITUT	发明人	ILYUKHIN MIKHAIL YA,SU;MARTYNOV LEV D,SU;GOLUB VALERIJ P,SU;ROMANOV PAVEL D,SU;NIKOLAEV STANISLAV V,SU;POPOV ANATOLIJ G,SU;VOLKOV EVGENIJ A,SU
分类号	E21D23/04;(IPC1-7):E21D23/04	主分类号	E21D23/04
代理机构		代理人
主权项
地址

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