Lydreguleringsanordning ved Koncertrum, Radiofonistudier og andre Rum.,申请号DKD51414-传众专利搜索

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发明名称	Lydreguleringsanordning ved Koncertrum, Radiofonistudier og andre Rum.
摘要
申请公布号	DK51414(C)	申请公布日期	1936.03.16
申请号	DKD51414	申请日期	1935.02.16
申请人	IVAR NIELS SIGFRED FRYDENLUND	发明人	IVAR NIELS SIGFRED FRYDENLUND
分类号		主分类号
代理机构		代理人
主权项
地址

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