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发明名称
Earphone and amplifier system for DVD and SACD formats
摘要
申请公布号
CZ13090(U1)
申请公布日期
2003.05.14
申请号
CZ20020013513U
申请日期
2002.09.27
申请人
TURON PAVEL
发明人
TURON PAVEL
分类号
H03F3/181;H04R5/033;(IPC1-7):H03F3/181
主分类号
H03F3/181
代理机构
代理人
主权项
地址
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