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发明名称
摘要
申请公布号
JPS63108451(U)
申请公布日期
1988.07.13
申请号
JP19860201048U
申请日期
1986.12.30
申请人
发明人
分类号
E02F3/06;E02D17/13;E02F5/02;E02F5/04;E04H1/02;(IPC1-7):E02F3/06
主分类号
E02F3/06
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