(19)

(11)

EP 0 225 369 A1

(12)

(43) Date of publication: 16.06.1987 Bulletin 1987/25 (21) Application number: 86903739.0 (22) Date of filing: 30.04.1986

(51) International Patent Classification (IPC):  G09F 9/ 30( . ) G09F 9/ 305( . ) G09F 9/ 00( . ) (86) International application number: PCT/US1986/000926 (87) International publication number: WO 1986/007178 (04.12.1986 Gazette 1986/26)

(84) Designated Contracting States: DE FR GB (30) Priority: 24.05.1985 US 19850737833 (71) Applicant: NCR CORPORATION Dayton, Ohio 45479 (US)	(72) Inventor: MEYERS, Thomas, J. St. Clairsville, OH 43950 (US) (74) Representative: Robinson, Robert George  International Patent Department NCR Limited 206 Marylebone Road London NW1 6LY London NW1 6LY (GB)