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发明名称
Elektroakustische Anlage zur UEbertragung von Originaldarbietungen in grossen Raeumen
摘要
申请公布号
DE758877(C)
申请公布日期
1954.06.21
申请号
DE1938K152639D
申请日期
1938.12.04
申请人
KLANGFILM G.M.B.H.
发明人
WARNCKE HANS DIPL.-ING.
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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