Inaudible control circuit for starting and stopping phonograph systems,申请号US19460706352-传众专利搜索

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发明名称	Inaudible control circuit for starting and stopping phonograph systems
摘要
申请公布号	US2552788(A)	申请公布日期	1951.05.15
申请号	US19460706352	申请日期	1946.10.29
申请人	JAMES ARTHUR GLEASON	发明人	HOOVER PAUL L.
分类号	G09B19/06;G11B15/06	主分类号	G09B19/06
代理机构		代理人
主权项
地址

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