Advertising and signaling device,申请号US19260131744-传众专利搜索

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发明名称	Advertising and signaling device
摘要
申请公布号	US1877172(A)	申请公布日期	1932.09.13
申请号	US19260131744	申请日期	1926.08.26
申请人	KINGSFORD HARRIS HENRY	发明人	HARRIS HENRY KINGSFORD
分类号	G09F9/37	主分类号	G09F9/37
代理机构		代理人
主权项
地址

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