OPTICAL SMOKE DETECTORS,申请号GB19780035172-传众专利搜索

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发明名称	OPTICAL SMOKE DETECTORS
摘要
申请公布号	GB2003601(A)	申请公布日期	1979.03.14
申请号	GB19780035172	申请日期	1978.08.31
申请人	NITTAN CO LTD	发明人
分类号	G01N21/53;G08B17/10;G08B17/103;G08B17/107;(IPC1-7):G08B17/10	主分类号	G01N21/53
代理机构		代理人
主权项
地址

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