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发明名称
SPEAKER UNIT
摘要
申请公布号
JPH02155399(A)
申请公布日期
1990.06.14
申请号
JP19880310958
申请日期
1988.12.07
申请人
SHARP CORP
发明人
SHINGO TAKAYUKI
分类号
H04R9/02;H04R7/20
主分类号
H04R9/02
代理机构
代理人
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