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申请公布号
JPS5142999(Y2)
申请公布日期
1976.10.19
申请号
JP19750104620U
申请日期
1975.07.30
申请人
发明人
分类号
E02F3/92;E02F3/24;E02F3/90;E02F5/00;(IPC1-7):E02F3/92;E02F3/81
主分类号
E02F3/92
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