SPARK-PROOF POWER SUPPLY SOURCE FOR CONTROL CIRCUITS OF MINING MACHINES,申请号SU19813350407-传众专利搜索

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发明名称	SPARK-PROOF POWER SUPPLY SOURCE FOR CONTROL CIRCUITS OF MINING MACHINES
摘要
申请公布号	SU1122839(A1)	申请公布日期	1984.11.07
申请号	SU19813350407	申请日期	1981.07.31
申请人	REVOLYUTSII I GORNOGO DELA IM.A.A.SKOCHINSKOGO	发明人	KOROVKIN VALENTIN A,SU
分类号	E21F9/00;H02H9/02;(IPC1-7):E21F9/00	主分类号	E21F9/00
代理机构		代理人
主权项
地址

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