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经营范围
发明名称
FILTER MEANS COEFFICIENT ADJUSTMENT
摘要
申请公布号
JPH01106516(A)
申请公布日期
1989.04.24
申请号
JP19880224857
申请日期
1988.09.09
申请人
PHILIPS GLOEILAMPENFAB:NV;AMERICAN TELEPH & TELEGR CO <ATT>
发明人
DABUIDO JIYOERU GUTSUDOMAN;MUSUTAFUA KUBIRAI GURUKAN
分类号
H03H17/02;H03H17/00;H03H21/00;H04B3/06
主分类号
H03H17/02
代理机构
代理人
主权项
地址
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