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发明名称
Dynamisches Richtmikrophon
摘要
申请公布号
AT196462(B)
申请公布日期
1958.03.25
申请号
ATD196462
申请日期
1953.11.05
申请人
AKUSTISCHE U. KINO-GERAETE GESELLSCHAFT M. B. H.
发明人
DR. RUDOLF GOERIKE
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