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经营范围
发明名称
PIPE TRANSPORTATION DEVICE FOR EXCAVATED EARTH
摘要
申请公布号
JPS56128835(A)
申请公布日期
1981.10.08
申请号
JP19800029743
申请日期
1980.03.11
申请人
MITSUI CONSTR
发明人
AKAZAWA NOBUYOSHI;INOUE KAZUTOSHI
分类号
E02F7/10;E21D9/12;F04B15/02
主分类号
E02F7/10
代理机构
代理人
主权项
地址
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