申请人 |
SERVICES PETROLIERS SCHLUMBERGER;SCHLUMBERGER TECHNOLOGY B.V.;SCHLUMBERGER HOLDINGS LIMITED;SCHLUMBERGER CANADA LIMITED;PRAD RESEARCH AND DEVELOPMENT LIMITED;SCHLUMBERGER TECHNOLOGY CORPORATION;MOSSE, LAURENT;HEMINGWAY, JAMES;PLASEK, RONALD |
发明人 |
MOSSE, LAURENT;HEMINGWAY, JAMES;PLASEK, RONALD |