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发明名称
摘要
申请公布号
JP2790537(B2)
申请公布日期
1998.08.27
申请号
JP19900267123
申请日期
1990.10.04
申请人
HAYASHI ISAO
发明人
HAYASHI ISAO
分类号
E01C5/14;(IPC1-7):E01C5/14
主分类号
E01C5/14
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