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发明名称
摘要
申请公布号
JPS5465507(U)
申请公布日期
1979.05.09
申请号
JP19770139635U
申请日期
1977.10.17
申请人
发明人
分类号
E02F3/36;E02F3/38;(IPC1-7):E02F3/38
主分类号
E02F3/36
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