Improvements in or relating to telegraphones and like magnetic recording devices,申请号GB19340015875-传众专利搜索

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发明名称	Improvements in or relating to telegraphones and like magnetic recording devices
摘要
申请公布号	GB439178(A)	申请公布日期	1935.11.28
申请号	GB19340015875	申请日期	1934.05.28
申请人	MARCONI'S WIRELESS TELEGRAPH COMPANY LIMITED;NOEL MEYER RUST	发明人
分类号	G10K15/10	主分类号	G10K15/10
代理机构		代理人
主权项
地址

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