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发明名称
摘要
申请公布号
JPS574535(Y2)
申请公布日期
1982.01.27
申请号
JP19750063285U
申请日期
1975.05.13
申请人
发明人
分类号
H04R1/00;B62K11/00;H04R1/02;(IPC1-7):H04R1/00
主分类号
H04R1/00
代理机构
代理人
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地址
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