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发明名称
PLAYBACK PREAMPLIFIER
摘要
申请公布号
SU1642514(A1)
申请公布日期
1991.04.15
申请号
SU19884608756
申请日期
1988.11.25
申请人
DYATLOVA VALERIYA E,SU
发明人
DYATLOVA VALERIYA E,SU
分类号
G11B5/02
主分类号
G11B5/02
代理机构
代理人
主权项
地址
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