LICHTTON- UND MAGNETTONAUFZEICHNUNGSTRAEGER FUER AKUSTISCHE DARBIETUNGEN.,申请号DE194900S0447U-传众专利搜索

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发明名称	LICHTTON- UND MAGNETTONAUFZEICHNUNGSTRAEGER FUER AKUSTISCHE DARBIETUNGEN.
摘要
申请公布号	DE1623449(U)	申请公布日期	1951.05.17
申请号	DE194900S0447U	申请日期	1949.12.17
申请人	SIEMENS & HALSKE A.G.	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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