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发明名称
摘要
申请公布号
JPS55167913(U)
申请公布日期
1980.12.03
申请号
JP19790065514U
申请日期
1979.05.16
申请人
发明人
分类号
H04R17/00;B65G27/16;(IPC1-7):B65G27/16
主分类号
H04R17/00
代理机构
代理人
主权项
地址
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