(19)

(11)

EP 0 386 210 A1

(12)

(43) Date of publication: 12.09.1990 Bulletin 1990/37 (21) Application number: 89909831.0 (22) Date of filing: 16.08.1989

(51) International Patent Classification (IPC):  G01M 11/ 00( . ) G01R 31/ 308( . ) (86) International application number: PCT/GB1989/000951 (87) International publication number: WO 1990/002325 (08.03.1990 Gazette 1990/06)

(84) Designated Contracting States: AT BE CH DE FR GB IT LI LU NL SE (30) Priority: 18.08.1988 GB 19880019656 (71) Applicants: Kodak Limited Hemel Hempstead Hertfordshire HP1 1JU (GB) EASTMAN KODAK COMPANY Rochester, New York 14650-2201 (US)	(72) Inventor: DAVIS, Paul, Michael Kodak Limited Herts HP1 1JY (GB) (74) Representative: Smith, Norman Ian, et al  F.J. CLEVELAND & COMPANY 40-43 Chancery Lane London WC2A 1JQ London WC2A 1JQ (GB)