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发明名称
EARPHONE
摘要
申请公布号
JPH03165200(A)
申请公布日期
1991.07.17
申请号
JP19890303326
申请日期
1989.11.24
申请人
HORIE KIMITO
发明人
HORIE KIMITO
分类号
A44C5/00;A44C9/00;H04R1/02;H04R1/10
主分类号
A44C5/00
代理机构
代理人
主权项
地址
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