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发明名称
CULVERT WATER-COLLECTING AND DRAINING TUBE
摘要
申请公布号
JPS6429514(A)
申请公布日期
1989.01.31
申请号
JP19860309565
申请日期
1986.12.30
申请人
YAMAMOTO AKIO
发明人
YAMAMOTO AKIO
分类号
E02B11/00
主分类号
E02B11/00
代理机构
代理人
主权项
地址
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