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发明名称
SPEAKER
摘要
申请公布号
JPH10229595(A)
申请公布日期
1998.08.25
申请号
JP19970131753
申请日期
1997.05.06
申请人
ISAKA KAYO
发明人
ISAKA TAKASHI
分类号
H04R7/12;H04R7/14;(IPC1-7):H04R7/12
主分类号
H04R7/12
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代理人
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