Roadside signal lighting device,申请号US19500147181-传众专利搜索

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发明名称	Roadside signal lighting device
摘要
申请公布号	US2597705(A)	申请公布日期	1952.05.20
申请号	US19500147181	申请日期	1950.03.02
申请人	E. R. BARNHART	发明人	CLINES EDWIN M.
分类号	B60Q7/00	主分类号	B60Q7/00
代理机构		代理人
主权项
地址

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