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发明名称
摘要
申请公布号
JPS5338924(B2)
申请公布日期
1978.10.18
申请号
JP19730040076
申请日期
1973.04.10
申请人
发明人
分类号
H04R17/00
主分类号
H04R17/00
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代理人
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地址
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