Direction indicating system,申请号US19340738497-传众专利搜索

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发明名称	Direction indicating system
摘要
申请公布号	US2085218(A)	申请公布日期	1937.06.29
申请号	US19340738497	申请日期	1934.08.04
申请人	HEISING RAYMOND A	发明人	HEISING RAYMOND A.
分类号	B60Q1/38	主分类号	B60Q1/38
代理机构		代理人
主权项
地址

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