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发明名称
摘要
申请公布号
JPS629681(B2)
申请公布日期
1987.03.02
申请号
JP19810191812
申请日期
1981.12.01
申请人
KOBAYASHI FUMIAKI
发明人
KOBAYASHI FUMIAKI
分类号
E01F7/02
主分类号
E01F7/02
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