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发明名称
摘要
申请公布号
JPS58129921(U)
申请公布日期
1983.09.02
申请号
JP19820013349U
申请日期
1982.02.01
申请人
发明人
分类号
E01H5/09;E01H5/04;(IPC1-7):E01H5/04
主分类号
E01H5/09
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