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经营范围
发明名称
DIFFERENTIELLER VERSTÄRKER
摘要
申请公布号
DE68928434(T2)
申请公布日期
1998.05.14
申请号
DE19896028434T
申请日期
1989.02.23
申请人
RESOUND CORP., REDWOOD CITY, CALIF., US
发明人
WALDHAUER, FRED, DONALD, LA HONDA,SAN MATEO CA 94020, US;BAEZ, CARLOS, ALBERTO, SAN MATEO, CA 94402, US
分类号
H03F3/45;H03G1/00;H03G3/20;H03G3/30;H04R25/00;(IPC1-7):H03F3/45
主分类号
H03F3/45
代理机构
代理人
主权项
地址
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