Fremgangsmaade og Apparat til Fremstilling af støjfri Lydoptegnelser i Amplitudeskrift.,申请号DKD53902-传众专利搜索

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发明名称	Fremgangsmaade og Apparat til Fremstilling af støjfri Lydoptegnelser i Amplitudeskrift.
摘要
申请公布号	DK53902(C)	申请公布日期	1937.11.22
申请号	DKD53902	申请日期	1935.12.18
申请人	KLANGFILM GESELLSCHAFT MIT BESCHRAENKTER HAFTUNG	发明人
分类号	G11B7/00	主分类号	G11B7/00
代理机构		代理人
主权项
地址

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