(19)

(11)

EP 0 213 174 A1

(12)

(43) Date of publication: 11.03.1987 Bulletin 1987/11 (21) Application number: 86901567.0 (22) Date of filing: 20.02.1986

(51) International Patent Classification (IPC):  G09F 3/ 02( . ) (86) International application number: PCT/SE1986/000074 (87) International publication number: WO 1986/005303 (12.09.1986 Gazette 1986/20)

(84) Designated Contracting States: AT BE CH DE FR GB IT LI LU NL SE (30) Priority: 27.02.1985 SE 19850000973 (71) Applicant: SWEDOT SYSTEM AB S-415 02 Göteborg (SE)	(72) Inventor: DIJKSTRA, Arjen S-440 33 Harestad (SE)