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经营范围
发明名称
MONAURAL EARPHONE
摘要
申请公布号
JPH11298983(A)
申请公布日期
1999.10.29
申请号
JP19980105127
申请日期
1998.04.15
申请人
SONY CORP
发明人
IKUSHIMA AKIO
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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