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发明名称
DIGITAL VOLUME CONTROL
摘要
申请公布号
GB2070358(B)
申请公布日期
1984.03.14
申请号
GB19800030870
申请日期
1980.09.24
申请人
SHARP KK
发明人
分类号
H03G3/02;H03G3/00;H03G3/04;(IPC1-7):H03G3/10
主分类号
H03G3/02
代理机构
代理人
主权项
地址
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