(19)

(11)

EP 0 167 584 A1

(12)

(43) Date of publication: 15.01.1986 Bulletin 1986/03 (21) Application number: 85900491.0 (22) Date of filing: 27.12.1984

(51) International Patent Classification (IPC):  G07F 17/ 32( . ) (86) International application number: PCT/GB1984/000453 (87) International publication number: WO 1985/003158 (18.07.1985 Gazette 1985/16)

(84) Designated Contracting States: AT BE CH DE FR GB LI LU NL SE (30) Priority: 31.12.1983 GB 19830034669 (71) Applicant: ARMSTRONG, Charles Vincent Lodonderry Northern Ireland (GB)	(72) Inventor: ARMSTRONG, Charles Vincent Lodonderry Northern Ireland (GB)