Combined flashlight and warning signal,申请号US19340749038-传众专利搜索

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发明名称	Combined flashlight and warning signal
摘要
申请公布号	US2049069(A)	申请公布日期	1936.07.28
申请号	US19340749038	申请日期	1934.10.19
申请人	EARL MARTIN WILLIAM	发明人	MARTIN WILLIAM EARL
分类号	G09F21/02	主分类号	G09F21/02
代理机构		代理人
主权项
地址

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