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发明名称
A portable electronic device
摘要
申请公布号
GB9923957(D0)
申请公布日期
1999.12.08
申请号
GB19990023957
申请日期
1999.10.08
申请人
NOKIA MOBILE PHONES LIMITED
发明人
分类号
H04R1/02;G10K11/16;H04M1/02;H04M1/03;H04M1/60;H04R3/00
主分类号
H04R1/02
代理机构
代理人
主权项
地址
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