RELAY CIRCUIT FOR COMMUNICATION APPARATUS,申请号USD3474299-传众专利搜索

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发明名称	RELAY CIRCUIT FOR COMMUNICATION APPARATUS
摘要
申请公布号	US3474299(A)	申请公布日期	1969.10.21
申请号	USD3474299	申请日期	1964.03.13
申请人	WESTINGHOUSE ELECTRIC CORP.	发明人	WILLIAM R. CAPUTO
分类号	G08B29/06;(IPC1-7):H01H47/02	主分类号	G08B29/06
代理机构		代理人
主权项
地址

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