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发明名称
DIAPHRAGM FOR SPEAKER
摘要
申请公布号
JPH02192299(A)
申请公布日期
1990.07.30
申请号
JP19890140434
申请日期
1989.06.02
申请人
MITSUBISHI ELECTRIC CORP
发明人
ONO TOSHIO;ASAI YUICHI
分类号
H04R7/02;H04R7/08
主分类号
H04R7/02
代理机构
代理人
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地址
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