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发明名称
声频功放大器(MK121B型超低频单声道)
摘要
申请公布号
CN3481981D
申请公布日期
2005.10.19
申请号
CN200530052690.7
申请日期
2005.03.04
申请人
胡德荣
发明人
胡德荣
分类号
14-03
主分类号
14-03
代理机构
北京英特普罗知识产权代理有限公司
代理人
齐永红
主权项
地址
510450 广东省广州市白云区江高镇私企区凤翔北路33号
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