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发明名称
HEADPHONE
摘要
申请公布号
AU564498(B2)
申请公布日期
1987.08.13
申请号
AU19840028712
申请日期
1984.05.25
申请人
SONY CORP.
发明人
YOSHIHIRO YOKOYAMA;YOSHIYUKI KAMON;TSUTOMU KAKIUCHI
分类号
H04R1/10;H04R1/22;(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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