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发明名称
SANIERUNGSELEMENT FÜR KANÄLE, DRAINAGE- DEPONIERROHRE UND DGL.
摘要
申请公布号
AT183816(T)
申请公布日期
1999.09.15
申请号
AT19940930988T
申请日期
1994.10.27
申请人
HAAS, HELMAR
发明人
HAAS, HELMAR
分类号
E03F3/06;F16L55/163;(IPC1-7):F16L55/162
主分类号
E03F3/06
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代理人
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