MECHANIZED SUPPORTING MINE ROOF SECTION CAP,申请号SU19782665112-传众专利搜索

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发明名称	MECHANIZED SUPPORTING MINE ROOF SECTION CAP
摘要
申请公布号	SU717367(A1)	申请公布日期	1980.02.25
申请号	SU19782665112	申请日期	1978.09.22
申请人	CHUJKO IVAN N,SU;OSIPOV STANISLAV N,SU;PRIB EMIL E,SU	发明人	CHUJKO IVAN N,SU;OSIPOV STANISLAV N,SU;PRIB EMIL E,SU
分类号	E21D23/06;E21D17/02;(IPC1-7):E21D23/06	主分类号	E21D23/06
代理机构		代理人
主权项
地址

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