Stream line traffic signal for vehicles,申请号US19340744601-传众专利搜索

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发明名称	Stream line traffic signal for vehicles
摘要
申请公布号	US2021447(A)	申请公布日期	1935.11.19
申请号	US19340744601	申请日期	1934.09.18
申请人	FORD JERRY N	发明人	FORD JERRY N.
分类号	B60Q1/34	主分类号	B60Q1/34
代理机构		代理人
主权项
地址

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