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发明名称
摘要
申请公布号
JPS463567(Y1)
申请公布日期
1971.02.06
申请号
JP19670066630U
申请日期
1967.08.02
申请人
发明人
分类号
(IPC1-7):H04R1/04
主分类号
(IPC1-7):H04R1/04
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