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发明名称
SPEAKER
摘要
申请公布号
JPH04365297(A)
申请公布日期
1992.12.17
申请号
JP19910141648
申请日期
1991.06.13
申请人
MATSUSHITA ELECTRIC IND CO LTD
发明人
SATO HITOSHI;KOSHIISHI HIROSHI
分类号
H04R9/02;H04R9/04
主分类号
H04R9/02
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代理人
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