Apparat til stereofonisk Optagelse af Lydsvingninger.,申请号DK19440001398-传众专利搜索

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发明名称	Apparat til stereofonisk Optagelse af Lydsvingninger.
摘要
申请公布号	DK66712(C)	申请公布日期	1948.05.03
申请号	DK19440001398	申请日期	1944.05.13
申请人	N. V. PHILIPS' GLOEILAMPENFABRIEKEN	发明人
分类号		主分类号
代理机构		代理人
主权项
地址

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