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发明名称
ELLIPTIC SPEAKER
摘要
申请公布号
JPH11331974(A)
申请公布日期
1999.11.30
申请号
JP19980138694
申请日期
1998.05.20
申请人
SONY CORP
发明人
KOIZUMI HIROSHI;KOBAYASHI HACHISHIRO;MINAMI HIDEKI
分类号
H04R9/06;H04R1/24;(IPC1-7):H04R1/24
主分类号
H04R9/06
代理机构
代理人
主权项
地址
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