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发明名称
VERFAHREN ZUM SANIEREN BESTEHENDER KANAELE, SCHAECHTE, STOLLEN OD. DGL. BAUWERKE
摘要
申请公布号
AT396378(B)
申请公布日期
1993.08.25
申请号
AT19880003210
申请日期
1988.12.30
申请人
WIENER BETRIEBS- UND BAUGESELLSCHAFT M.B.H.
发明人
分类号
E03F3/06;F16L55/165
主分类号
E03F3/06
代理机构
代理人
主权项
地址
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