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发明名称
摘要
申请公布号
JPS57137621(U)
申请公布日期
1982.08.27
申请号
JP19810025033U
申请日期
1981.02.24
申请人
发明人
分类号
E05F15/10;E01F13/00;E01F13/04;E05B47/00;E05B47/02;(IPC1-7):E01F13/00
主分类号
E05F15/10
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