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发明名称
DIAPHRAGM FOR SPEAKER
摘要
申请公布号
JPS6292599(A)
申请公布日期
1987.04.28
申请号
JP19850230948
申请日期
1985.10.18
申请人
PIONEER ELECTRONIC CORP
发明人
NAGA TAKAHIRO
分类号
H04R7/02
主分类号
H04R7/02
代理机构
代理人
主权项
地址
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