申请人 |
SERVICES PETROLIERS SCHLUMBERGER;SCHLUMBERGER CANADA LIMITED;SCHLUMBERGER HOLDINGS LIMITED;SCHLUMBERGER TECHNOLOGY B.V.;PRAD RESEARCH AND DEVELOPMENT LTD.;BOSE, SANDIP;VALERO, HENRI PIERRE;AERON, SHUCHIN |
发明人 |
BOSE, SANDIP;VALERO, HENRI PIERRE;AERON, SHUCHIN |