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发明名称
摘要
申请公布号
JPS6022090(U)
申请公布日期
1985.02.15
申请号
JP19830114741U
申请日期
1983.07.23
申请人
发明人
分类号
H04R9/02;(IPC1-7):H04R9/02
主分类号
H04R9/02
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代理人
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地址
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