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发明名称
摘要
申请公布号
JPH0498746(U)
申请公布日期
1992.08.26
申请号
JP19910001571U
申请日期
1991.01.23
申请人
发明人
分类号
G06F3/02;G06Q20/18;G06Q40/00;G06Q40/02;G07D9/00;G09F9/00;(IPC1-7):G06F3/02;G06F15/30
主分类号
G06F3/02
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代理人
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地址
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