Animated display device,申请号US19460680332-传众专利搜索

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发明名称	Animated display device
摘要
申请公布号	US2500899(A)	申请公布日期	1950.03.14
申请号	US19460680332	申请日期	1946.06.28
申请人	LEAHAN FRANK E	发明人	LEAHAN FRANK E.
分类号	A47G33/08;F21S4/00	主分类号	A47G33/08
代理机构		代理人
主权项
地址

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