(19)

(11)

EP 0 506 909 A1

(12)

(43) Date of publication: 07.10.1992 Bulletin 1992/41 (21) Application number: 91918048.0 (22) Date of filing: 17.10.1991

(51) International Patent Classification (IPC):  G03C 7/ 42( . ) G03C 7/ 44( . ) G03C 5/ 44( . ) (86) International application number: PCT/EP1991/001973 (87) International publication number: WO 1992/007300 (30.04.1992 Gazette 1992/10)

(84) Designated Contracting States: CH DE FR GB LI SE (30) Priority: 19.10.1990 GB 19900022749 (71) Applicants: Kodak Limited Harrow, Middlesex HA1 4TY (GB) EASTMAN KODAK COMPANY Rochester, New York 14650-2201 (US)	(72) Inventors: FYSON, John, Richard Hackney E9 7AS (GB) MARSDEN, Peter, Douglas 49 Southfield Park Middlesex HA2 6HP (GB) (74) Representative: Baron, Paul Alexander Clifford  Kodak Limited Patent Department Headstone Drive Harrow Middlesex HA1 4TY Harrow Middlesex HA1 4TY (GB)