| 申请人 |
WEATHERFORD/LAMB, INC. |
发明人 |
WILLIAM ALAN SPIELMAN;WILLIAM ALLAN BLIZZARD JR.;THOMAS BAILEY;MARC DAVID KUCK;JOHN DOUGLAS ROBERTS;ANDREW ARTHUR BARRY;GUY LAMONTE MCCLUNG III;TEME FORREST SINGLETON;THURMAN BEAMER CARTER;MONTE IRA JOHNSON;ROBERT EUGENE ROBERTSON |
