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发明名称
摘要
申请公布号
JPH042001(U)
申请公布日期
1992.01.09
申请号
JP19900042555U
申请日期
1990.04.20
申请人
发明人
分类号
G05G25/00;G05G1/00;G11B15/10;H01C10/00;(IPC1-7):H01C10/00
主分类号
G05G25/00
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代理人
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