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发明名称
摘要
申请公布号
JPS4123684(Y1)
申请公布日期
1966.12.02
申请号
JP19640093513U
申请日期
1964.12.02
申请人
发明人
分类号
H04R1/00;H04R1/10;(IPC1-7):H04R1/10
主分类号
H04R1/00
代理机构
代理人
主权项
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