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发明名称
DIAPHRAGM FOR SPEAKER
摘要
申请公布号
JPH04360397(A)
申请公布日期
1992.12.14
申请号
JP19910134832
申请日期
1991.06.06
申请人
MATSUSHITA ELECTRIC IND CO LTD
发明人
MURATA KOSAKU;OKAZAKI MASATOSHI
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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