Reflecting device for signs and the like,申请号US19430490241-传众专利搜索

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发明名称	Reflecting device for signs and the like
摘要
申请公布号	US2384524(A)	申请公布日期	1945.09.11
申请号	US19430490241	申请日期	1943.06.10
申请人	BEST FRANK A	发明人	BEST FRANK A.
分类号	G09F13/16	主分类号	G09F13/16
代理机构		代理人
主权项
地址

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