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发明名称
摘要
申请公布号
JPH03104292(U)
申请公布日期
1991.10.29
申请号
JP19900013512U
申请日期
1990.02.14
申请人
发明人
分类号
G07G1/00;(IPC1-7):G07G1/00
主分类号
G07G1/00
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代理人
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地址
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