Resistance contact device for air-blast circuit breakers,申请号US19630319411-传众专利搜索

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发明名称	Resistance contact device for air-blast circuit breakers
摘要
申请公布号	US3277263(A)	申请公布日期	1966.10.04
申请号	US19630319411	申请日期	1963.10.28
申请人	HITACHI, LTD.	发明人	NAKANO ZENICHI
分类号		主分类号
代理机构		代理人
主权项
地址

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