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发明名称
摘要
申请公布号
JPH0640701(Y2)
申请公布日期
1994.10.26
申请号
JP19890108702U
申请日期
1989.09.18
申请人
发明人
分类号
E03D11/02;G06Q20/00;G06Q30/00;G06Q40/00;G06Q50/00;G09F3/00;(IPC1-7):E03D11/02
主分类号
E03D11/02
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代理人
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地址
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