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经营范围
发明名称
IRRIGATION CANAL
摘要
申请公布号
JPH02256708(A)
申请公布日期
1990.10.17
申请号
JP19890075029
申请日期
1989.03.29
申请人
IDEMITSU PETROCHEM CO LTD
发明人
YASUYOSHI MATSUNORI;OKAMOTO KOHEI
分类号
E02B13/00;E02B5/02;E03F5/00
主分类号
E02B13/00
代理机构
代理人
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地址
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