Rauch- und Feuermelder.,申请号CHD197739-传众专利搜索

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发明名称	Rauch- und Feuermelder.
摘要
申请公布号	CH197739(A)	申请公布日期	1938.05.15
申请号	CHD197739	申请日期	1936.09.30
申请人	WELTER OTTO	发明人	OTTO WELTER
分类号	G08B17/06;G08B17/103;G08B25/00	主分类号	G08B17/06
代理机构		代理人
主权项
地址

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