SPARK-FREE POWER SOURCE,申请号SU19904806363-传众专利搜索

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发明名称	SPARK-FREE POWER SOURCE
摘要
申请公布号	SU1700266(A1)	申请公布日期	1991.12.23
申请号	SU19904806363	申请日期	1990.03.26
申请人	G MAKEEVSKIJ NII PO BEZOPASNOSTI RABOT V GORNOJ PROMYSHLENNOSTI	发明人	KOGAN EDUARD G,SU;ZALOGIN ALEKSANDR S,SU;SHATILO ALEKSEJ N,SU;IVANILOV VLADIMIR N,SU;ILYUSHKINA IRINA K,SU
分类号	E21F9/00;H02H7/00	主分类号	E21F9/00
代理机构		代理人
主权项
地址

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