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发明名称
DRAINAGE APPARATUS FOR SOIL
摘要
申请公布号
JPS5216808(A)
申请公布日期
1977.02.08
申请号
JP19760087110
申请日期
1976.07.21
申请人
BAAKAN INTERN LTD
发明人
OREGU UEEJIYAA
分类号
E02B11/00;E02D3/10;E02D19/06
主分类号
E02B11/00
代理机构
代理人
主权项
地址
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