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发明名称
摘要
申请公布号
JPS57139557(U)
申请公布日期
1982.09.01
申请号
JP19810026097U
申请日期
1981.02.27
申请人
发明人
分类号
E05B49/00;E05B45/06;(IPC1-7):E05B49/00
主分类号
E05B49/00
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