申请人 |
SHELL INTERNATIONALE RESEARCH MAATSCHAPPIJ B.V., DEN HAAG/S'GRAVENHAGE, NL |
发明人 |
SAYER, MICHAEL GEOFFREY, GILLINGHAM, KENT, GB;HILL, ALISTER CHRISTIE, SITTINGBOURNE, KENT, GB;REID, TERESA JAY, SITTINGBOURNE, KENT, GB;STEER, BRIAN DEREK, SITTINGBOURNE, KENT, GB |