Improvements in or relating to advertising or display apparatus,申请号GB19340019966-传众专利搜索

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发明名称	Improvements in or relating to advertising or display apparatus
摘要
申请公布号	GB426907(A)	申请公布日期	1935.04.11
申请号	GB19340019966	申请日期	1934.07.07
申请人	THOMAS EASTHAM	发明人
分类号	G09F11/12	主分类号	G09F11/12
代理机构		代理人
主权项
地址

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