Operating device for a sound recording and reproducing apparatus,申请号US19560568099-传众专利搜索

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发明名称	Operating device for a sound recording and reproducing apparatus
摘要
申请公布号	US2853888(A)	申请公布日期	1958.09.30
申请号	US19560568099	申请日期	1956.02.27
申请人	GIOVANNI STEINEGGER	发明人	STEINEGGER GIOVANNI
分类号	G11B15/44	主分类号	G11B15/44
代理机构		代理人
主权项
地址

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