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发明名称
AKUSTISCHES FILTER FUER EIN KOAXIALES LAUTSPRECHERSYSTEM
摘要
申请公布号
DE3023291(A1)
申请公布日期
1981.02.12
申请号
DE19803023291
申请日期
1980.06.21
申请人
CERWIN VEGA,INC.
发明人
D. BUCK,MARSHALL
分类号
G10K11/04;H04R1/24;(IPC1-7):H04R1/24;H04R1/28
主分类号
G10K11/04
代理机构
代理人
主权项
地址
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