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发明名称
METHOD FOR WIDENING ROAD PASSING THROUGH RAVINE
摘要
申请公布号
JPH0673702(A)
申请公布日期
1994.03.15
申请号
JP19920230482
申请日期
1992.08.28
申请人
KOKEN SANGYO KK
发明人
NAKABAYASHI SHIGEKI
分类号
E01C1/00;(IPC1-7):E01C1/00
主分类号
E01C1/00
代理机构
代理人
主权项
地址
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