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发明名称
摘要
申请公布号
JPS5152235(U)
申请公布日期
1976.04.21
申请号
JP19740126636U
申请日期
1974.10.18
申请人
发明人
分类号
H04R9/02;H04R9/06;(IPC1-7):H04R9/06
主分类号
H04R9/02
代理机构
代理人
主权项
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