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发明名称
Ventilinnretning for pigging av rorledninger
摘要
申请公布号
NO321732(B1)
申请公布日期
2006.06.26
申请号
NO20000001526
申请日期
2000.03.23
申请人
FRAMO ENGINEERING AS
发明人
ERSTAD JOSTEIN;HARTMANN WERNER
分类号
F16L55/46
主分类号
F16L55/46
代理机构
代理人
主权项
地址
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