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发明名称
ANORDNUNG ZUR RAEUMLICHEN ABSTRAHLUNG AKUSTISCHER SCHWINGUNGEN
摘要
申请公布号
ATA52175(A)
申请公布日期
1978.09.15
申请号
AT19750000521
申请日期
1975.01.23
申请人
KUEHL THOMAS DIP.ING.
发明人
分类号
G10K13/00;H04R1/34;(IPC1-7):H04R1/34
主分类号
G10K13/00
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代理人
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