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发明名称
SPEAKER
摘要
申请公布号
JPH11150791(A)
申请公布日期
1999.06.02
申请号
JP19970317954
申请日期
1997.11.19
申请人
MATSUSHITA ELECTRIC IND CO LTD
发明人
OZAWA NAOYUKI
分类号
H04R9/02;H04R7/22;(IPC1-7):H04R9/02
主分类号
H04R9/02
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