Improvements in or relating to advertising or display devices,申请号GB19320017383-传众专利搜索

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发明名称	Improvements in or relating to advertising or display devices
摘要
申请公布号	GB404974(A)	申请公布日期	1934.01.22
申请号	GB19320017383	申请日期	1932.06.20
申请人	ALBERT EDWARD WARDLE	发明人
分类号	A47F5/11	主分类号	A47F5/11
代理机构		代理人
主权项
地址

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