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经营范围
发明名称
DA CONVERTING CIRCUIT
摘要
申请公布号
JPS648729(A)
申请公布日期
1989.01.12
申请号
JP19870164181
申请日期
1987.07.01
申请人
SONY CORP
发明人
ODAKA KENTARO;YAMADA MAKOTO
分类号
H03M1/04
主分类号
H03M1/04
代理机构
代理人
主权项
地址
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