Multiple relay assembly,申请号US19570662095-传众专利搜索

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发明名称	Multiple relay assembly
摘要
申请公布号	US2903520(A)	申请公布日期	1959.09.08
申请号	US19570662095	申请日期	1957.05.28
申请人	GENERAL TELEPHONE LABORATORIES, INCORPORATED	发明人	FRANK CHARLES W.
分类号	H01H51/02	主分类号	H01H51/02
代理机构		代理人
主权项
地址

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