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发明名称
PNEUMATIC CONSTRUCTION OR BRIDGING ELEMENT
摘要
申请公布号
EP1409791(B1)
申请公布日期
2004.12.15
申请号
EP20020708111
申请日期
2002.03.27
申请人
PROSPECTIVE CONCEPTS AG
发明人
TO, FREDERICK, E.
分类号
E01D15/12;E01D15/20;E04C3/00;(IPC1-7):E01D15/12;E04H15/20
主分类号
E01D15/12
代理机构
代理人
主权项
地址
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