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经营范围
发明名称
CIRCUITO DI RIDUZIONE DEL RUMORE.
摘要
申请公布号
IT8119388(D0)
申请公布日期
1981.01.28
申请号
IT19810019388
申请日期
1981.01.28
申请人
SONY CORP.
发明人
KENZO AKAGIRI
分类号
H04B1/62;G11B20/04;G11B20/24;H03G7/00;H03G9/02;H04B1/10;(IPC1-7):G11B/
主分类号
H04B1/62
代理机构
代理人
主权项
地址
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