Скрепер для добычи и транспортирования угля,申请号SU19500409941-传众专利搜索

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发明名称	Скрепер для добычи и транспортирования угля
摘要
申请公布号	SU87039(A1)	申请公布日期	1950.11.30
申请号	SU19500409941	申请日期	1950.01.02
申请人	BALINOV I.M.;SHUMILOV V.V.;YATSKIKH V.G.	发明人	BALINOV I.M.;SHUMILOV V.V.;YATSKIKH V.G.
分类号	E21C29/10;E02F3/54	主分类号	E21C29/10
代理机构		代理人
主权项
地址

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