Apparatus for sending out light signals,申请号GB19480028858-传众专利搜索

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发明名称	Apparatus for sending out light signals
摘要
申请公布号	GB678506(A)	申请公布日期	1952.09.03
申请号	GB19480028858	申请日期	1948.11.05
申请人	FINN TVETEN	发明人
分类号	B60Q1/30	主分类号	B60Q1/30
代理机构		代理人
主权项
地址

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