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发明名称
SPEAKER DIAPHRAGM
摘要
申请公布号
JPS623600(A)
申请公布日期
1987.01.09
申请号
JP19850142897
申请日期
1985.06.28
申请人
MATSUSHITA ELECTRIC IND CO LTD
发明人
AOKI TAKAYOSHI
分类号
H04R7/02
主分类号
H04R7/02
代理机构
代理人
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