Alarm clock for radios,申请号US19500154080-传众专利搜索

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发明名称	Alarm clock for radios
摘要
申请公布号	US2689340(A)	申请公布日期	1954.09.14
申请号	US19500154080	申请日期	1950.04.05
申请人	LANE SPRAGUE JOHN	发明人	SPRAGUE JOHN LANE
分类号	G04C21/20	主分类号	G04C21/20
代理机构		代理人
主权项
地址

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