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发明名称
摘要
申请公布号
JPH075200(U)
申请公布日期
1995.01.24
申请号
JP19930044832U
申请日期
1993.06.24
申请人
发明人
分类号
G10K15/04;H04R1/00;(IPC1-7):G10K15/04
主分类号
G10K15/04
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代理人
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