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发明名称
摘要
申请公布号
JPS58149460(U)
申请公布日期
1983.10.07
申请号
JP19820044845U
申请日期
1982.03.31
申请人
发明人
分类号
E02F3/88;E02F5/28;(IPC1-7):E02F3/88
主分类号
E02F3/88
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代理人
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