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发明名称
SPEAKER SYSTEM
摘要
申请公布号
JPH11234783(A)
申请公布日期
1999.08.27
申请号
JP19980071177
申请日期
1998.02.13
申请人
TAKENAKA MASAAKI
发明人
TAKENAKA MASAAKI
分类号
H04R1/26;H04R1/30;H04R1/34;(IPC1-7):H04R1/30
主分类号
H04R1/26
代理机构
代理人
主权项
地址
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