(19)

(11)

EP 0 329 687 A1

(12)

(43) Date of publication: 30.08.1989 Bulletin 1989/35 (21) Application number: 87907247.0 (22) Date of filing: 11.11.1987

(51) International Patent Classification (IPC):  A63B 67/ 00( . ) G06K 17/ 00( . ) G07F 7/ 00( . ) G09B 29/ 10( . ) A63F 9/ 24( . ) A63F 9/ 14( . ) G07C 1/ 22( . ) G07F 17/ 16( . ) A63F 3/ 00( . ) (86) International application number: PCT/GB1987/000805 (87) International publication number: WO 1988/003690 (19.05.1988 Gazette 1988/11)

(84) Designated Contracting States: AT BE CH DE FR IT LI LU NL SE (30) Priority: 11.11.1986 GB 19860026871 (71) Applicant: LOGICBLEND LIMITED London WC1R 4DB (GB)	(72) Inventor: ASHBEY, James, Amachi London SW17 9LU (GB) (74) Representative: Abnett, Richard Charles, et al  REDDIE & GROSE 16 Theobalds Road London WC1X 8PL London WC1X 8PL (GB)