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发明名称
POLLUTION PREVENTION METHOD IN CASE OF RIVER DREDGING AND DEVICE
摘要
申请公布号
JPH02128008(A)
申请公布日期
1990.05.16
申请号
JP19880279449
申请日期
1988.11.07
申请人
TOA HARBOR WORKS CO LTD
发明人
HAMASUNA JUNICHI
分类号
E02F3/88;E02B15/00
主分类号
E02F3/88
代理机构
代理人
主权项
地址
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