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发明名称
SPEAKER
摘要
申请公布号
JPH06245286(A)
申请公布日期
1994.09.02
申请号
JP19930053249
申请日期
1993.02.19
申请人
SONY CORP
发明人
SATO HIROSHI
分类号
H04R1/02;H04R1/28;(IPC1-7):H04R1/02
主分类号
H04R1/02
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代理人
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