ANNUNCIATOR SYSTEMS UTILIZING RELAY ACTUATION,申请号USD3512147-传众专利搜索

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发明名称	ANNUNCIATOR SYSTEMS UTILIZING RELAY ACTUATION
摘要
申请公布号	US3512147(A)	申请公布日期	1970.05.12
申请号	USD3512147	申请日期	1966.10.24
申请人	BETA CORP.	发明人	MERLE E. MARTIN
分类号	G08B25/14;(IPC1-7):G08B7/06	主分类号	G08B25/14
代理机构		代理人
主权项
地址

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