(19)

(11)

EP 0 811 229 A1

(12)

(43) Date of publication: 10.12.1997 Bulletin 1997/50 (21) Application number: 95942978.0 (22) Date of filing: 01.12.1995

(51) International Patent Classification (IPC):  G07F 17/ 30( . ) G11B 17/ 22( . ) G11B 27/ 028( . ) G11B 27/ 11( . ) G11B 31/ 00( . ) G10H 1/ 36( . ) G11B 27/ 00( . ) G11B 27/ 032( . ) G11B 27/ 34( . ) (86) International application number: PCT/US1995/015718 (87) International publication number: WO 1997/021218 (12.06.1997 Gazette 1997/25)

(84) Designated Contracting States: AT BE CH DE DK ES FR GB GR IE IT LI LU MC NL PT SE (71) Applicant: Software Control Systems, Inc. Richmond, British Columbia V6X 2C9 (CA)	(72) Inventor: KNOWLES, Norman Richmond, British Columbia V6X 2C9 (CA) (74) Representative: Spall, Christopher John  BARKER, BRETTELL & DUNCAN 138 Hagley Road Edgbaston Birmingham B16 9PW Edgbaston Birmingham B16 9PW (GB)