METHOD OF EXCAVATING VERY THIN SLIGHTLY INCLINED SEAMS AND INTERCALATIONS OF MINERALS,申请号SU19772536590-传众专利搜索

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发明名称	METHOD OF EXCAVATING VERY THIN SLIGHTLY INCLINED SEAMS AND INTERCALATIONS OF MINERALS
摘要
申请公布号	SU643645(A1)	申请公布日期	1979.01.25
申请号	SU19772536590	申请日期	1977.10.24
申请人	GAPANOVICH LEONID N,SU;GUBIN GENNADIJ K,SU	发明人	GAPANOVICH LEONID N,SU;GUBIN GENNADIJ K,SU
分类号	(IPC1-7):E21C41/04	主分类号	(IPC1-7):E21C41/04
代理机构		代理人
主权项
地址

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