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经营范围
发明名称
BUILDING PONTOON BRIDGES
摘要
申请公布号
GB2090893(B)
申请公布日期
1984.09.26
申请号
GB19810035322
申请日期
1981.11.24
申请人
SALZGITTER AG
发明人
分类号
E01D15/14;(IPC1-7):E01D15/14
主分类号
E01D15/14
代理机构
代理人
主权项
地址
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