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经营范围
发明名称
ROAD PLANNING EQUIPMENT
摘要
申请公布号
GB8725372(D0)
申请公布日期
1987.12.02
申请号
GB19870025372
申请日期
1987.10.29
申请人
ECON GROUP LTD
发明人
分类号
E01C23/088
主分类号
E01C23/088
代理机构
代理人
主权项
地址
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