申请人 |
SERVICES PETROLIERS SCHLUMBERGER;SCHLUMBERGER CANADA LIMITED;SCHLUMBERGER HOLDINGS LIMITED;SCHLUMBERGER TECHNOLOGY B.V.;PRAD RESEARCH AND DEVELOPMENT LIMITED;HARRISON, CHRISTOPHER;COLEOU, CHLOE;GRANT, BILL;JUNDT, JACQUES |
发明人 |
HARRISON, CHRISTOPHER;COLEOU, CHLOE;GRANT, BILL;JUNDT, JACQUES |