申请人 |
DYNAMIC TUBULAR SYSTEMS, INC.;WALTER, DAVID;SVEDEMAN, STEVEN;SHARPE, AARON;DEWHURST, PETER;FOSS, DOUG;SIEBENALER, SHANE;APOSTAL, MICHAEL;HOLGER, WIRZ;HOBSON, STEVEN;SPRAY, JEFFERY;MCKEIGHAN, PETER |
发明人 |
WALTER, DAVID;SVEDEMAN, STEVEN;SHARPE, AARON;DEWHURST, PETER;FOSS, DOUG;SIEBENALER, SHANE;APOSTAL, MICHAEL;HOLGER, WIRZ;HOBSON, STEVEN;SPRAY, JEFFERY;MCKEIGHAN, PETER |