申请人 |
SHELL INTERNATIONALE RESEARCH MAATSCHAPPIJ B.V., DEN HAAG/S'GRAVENHAGE, NL |
发明人 |
BRYCE, STEPHEN GRAHAM, 2 YORK ROAD, WATERLOO, LONDON SE1 7NA, GB;SHIRVILL, LESLIE CHARLES, INCE, CHESTER, CHESHIRE CH1 3SH, GB;MORLEY, CHRISTOPHER, INCE, CHESTER, CHESHIRE CH1 3SH, GB |