申请人 |
NATIONAL OILWELL VARCO NORWAY AS;SELZER, PER ANDRE;JOHANSSON, MAGNUS;HAAVIND, ERIK;WEBB, JONATHAN GARRICK;MOEN, TROND WERNER;ABRAHAMSEN, BJORN;FALESKI, THADDEUS J. |
发明人 |
SELZER, PER ANDRE;JOHANSSON, MAGNUS;HAAVIND, ERIK;WEBB, JONATHAN GARRICK;MOEN, TROND WERNER;ABRAHAMSEN, BJORN |