Improvements in or relating to luminous dial instruments,申请号GB19440014608-传众专利搜索

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发明名称	Improvements in or relating to luminous dial instruments
摘要
申请公布号	GB577163(A)	申请公布日期	1946.05.07
申请号	GB19440014608	申请日期	1944.07.31
申请人	ERICH KARFIOL	发明人
分类号	G04B19/32	主分类号	G04B19/32
代理机构		代理人
主权项
地址

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