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发明名称
RAKING-UP DEVICE FOR SETTLED SAND
摘要
申请公布号
JPS57105209(A)
申请公布日期
1982.06.30
申请号
JP19800181308
申请日期
1980.12.23
申请人
NIPPON KOKAN KK
发明人
UYAMA KIYOSHI;ICHIKAWA TADAOKI;SUEMATSU KOUICHI
分类号
E02F3/14;B01D21/18;E02F3/08
主分类号
E02F3/14
代理机构
代理人
主权项
地址
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