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经营范围
发明名称
Verfahren zur Regenerierung von Drainagerohren, sowie Anordnung zur Durchführung eines solchen Verfahrens
摘要
申请公布号
DE19500149(C2)
申请公布日期
1997.02.13
申请号
DE19951000149
申请日期
1995.01.04
申请人
PUHLMANN, DIETRICH, DIPL.-ING., 81929 MUENCHEN, DE
发明人
分类号
E21B37/08;E21B43/30;(IPC1-7):E03B3/15
主分类号
E21B37/08
代理机构
代理人
主权项
地址
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