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发明名称
摘要
申请公布号
JPS5821050(U)
申请公布日期
1983.02.09
申请号
JP19810111668U
申请日期
1981.07.28
申请人
发明人
分类号
E02F3/28;F16H41/22;(IPC1-7):E02F3/28
主分类号
E02F3/28
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