Maintenance of conductivity in electrical systems,申请号US19500193406-传众专利搜索

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发明名称	Maintenance of conductivity in electrical systems
摘要
申请公布号	US2636131(A)	申请公布日期	1953.04.21
申请号	US19500193406	申请日期	1950.11.01
申请人	RALPH SHERMAN	发明人	SHERMAN RALPH
分类号	G01R31/02	主分类号	G01R31/02
代理机构		代理人
主权项
地址

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