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发明名称
PORTABLE ELECTRONIC DEVICE
摘要
申请公布号
JPH11178081(A)
申请公布日期
1999.07.02
申请号
JP19970337529
申请日期
1997.12.08
申请人
SONY CORP
发明人
OKIEBI KAZUAKI
分类号
H04R1/10;(IPC1-7):H04R1/10
主分类号
H04R1/10
代理机构
代理人
主权项
地址
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