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发明名称
摘要
申请公布号
JPS5687545(U)
申请公布日期
1981.07.13
申请号
JP19790167550U
申请日期
1979.12.05
申请人
发明人
分类号
E02F9/24;E02F3/28;E02F3/39;E02F3/43;E02F9/12;(IPC1-7):E02F3/28
主分类号
E02F9/24
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