FIRE DETECTION SYSTEM AND UNIT,申请号USD3701985-传众专利搜索

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发明名称	FIRE DETECTION SYSTEM AND UNIT
摘要
申请公布号	US3701985(A)	申请公布日期	1972.10.31
申请号	USD3701985	申请日期	1971.04.05
申请人	JOHN S. DAVIES	发明人	JOHN S. DAVIES
分类号	G08B17/06;(IPC1-7):G08B17/06	主分类号	G08B17/06
代理机构		代理人
主权项
地址

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