Improvements in or relating to date indicators,申请号GB19320021912-传众专利搜索

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发明名称	Improvements in or relating to date indicators
摘要
申请公布号	GB386582(A)	申请公布日期	1933.01.19
申请号	GB19320021912	申请日期	1932.08.04
申请人	WEINTRAUD & CO. G.M.B.H.	发明人
分类号	G09D3/06	主分类号	G09D3/06
代理机构		代理人
主权项
地址

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