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发明名称
SPEAKER DEVICE
摘要
申请公布号
JPH06178390(A)
申请公布日期
1994.06.24
申请号
JP19920350874
申请日期
1992.12.04
申请人
T W DENKI KK
发明人
TANAKA MASAMICHI;OIKAWA YASUHIRO
分类号
H04R1/06;H04R9/02;H04R9/04;(IPC1-7):H04R9/04
主分类号
H04R1/06
代理机构
代理人
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