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发明名称
CROSS-TYPE HEARING AID
摘要
申请公布号
JPH08307997(A)
申请公布日期
1996.11.22
申请号
JP19950106405
申请日期
1995.04.28
申请人
SONY CORP
发明人
MIYAHARA KATSUNOBU;KAMIYA IKUJI
分类号
H04R25/00;(IPC1-7):H04R25/00
主分类号
H04R25/00
代理机构
代理人
主权项
地址
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