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发明名称
EARPHONE
摘要
申请公布号
JPH07322383(A)
申请公布日期
1995.12.08
申请号
JP19940138354
申请日期
1994.05.26
申请人
DATSUDO JAPAN:KK;YASHIMA DENKI KK
发明人
KAWAI OSAMU;SAKURAI KAZUO
分类号
H04R1/10;(IPC1-7):H04R1/10
主分类号
H04R1/10
代理机构
代理人
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地址
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