Advertising display device,申请号US19300464723-传众专利搜索

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法人/股东/高管

发明名称	Advertising display device
摘要
申请公布号	US1865848(A)	申请公布日期	1932.07.05
申请号	US19300464723	申请日期	1930.06.30
申请人	GENERAL OUTDOOR ADVERTISING CO., INC.	发明人	FRENCH REGINALD D.
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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