ROOF SUPPORT FOR MINE ROADWAYS,申请号SU19853835411-传众专利搜索

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发明名称	ROOF SUPPORT FOR MINE ROADWAYS
摘要
申请公布号	SU1263871(A1)	申请公布日期	1986.10.15
申请号	SU19853835411	申请日期	1985.01.02
申请人	PISHCHULIN VALENTIN V,SU;ISACHENKO VSEVOLOD M,SU	发明人	PISHCHULIN VALENTIN V,SU;ISACHENKO VSEVOLOD M,SU
分类号	E21D11/14	主分类号	E21D11/14
代理机构		代理人
主权项
地址

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