(19)

(11)

EP 0 349 537 A1

(12)

(43) Date of publication: 10.01.1990 Bulletin 1990/02 (21) Application number: 88901283.0 (22) Date of filing: 01.02.1988

(51) International Patent Classification (IPC):  B42D( . ) B42D 15/ 02( . ) G09F 3/ 02( . ) B42D 11/ 00( . ) B42D 15/ 10( . ) (86) International application number: PCT/GB1988/000062 (87) International publication number: WO 1988/005728 (11.08.1988 Gazette 1988/18)

(84) Designated Contracting States: AT BE CH DE FR GB IT LI LU NL SE (30) Priority: 05.02.1987 GB 19870002573 (71) Applicant: THOMAS DE LA RUE & COMPANY LIMITED GB-London W1A 1DL (GB)	(72) Inventor: RIDOUT, Graham, Tremlett Farnham Surrey (GB) (74) Representative: Williams, John Francis, et al  WILLIAMS, POWELL & ASSOCIATES 34 Tavistock Street London WC2E 7PB London WC2E 7PB (GB)