(19)

(11)

EP 0 491 701 A1

(12)

(43) Date of publication: 01.07.1992 Bulletin 1992/27 (21) Application number: 90908520.0 (22) Date of filing: 30.05.1990

(51) International Patent Classification (IPC):  G06Q 30/ 00( . ) G11B 7/ 00( . ) G11B 19/ 00( . ) H04N 1/ 21( . ) H04N 5/ 765( . ) G07F 17/ 16( . ) G11B 17/ 00( . ) G11B 27/ 10( . ) H04H 20/ 86( . ) (86) International application number: PCT/EP1990/000907 (87) International publication number: WO 1991/020081 (26.12.1991 Gazette 1991/29)

(84) Designated Contracting States: DE FR IT NL (71) Applicant: DUBURG, Daniel NL-3062 PJ Rotterdam (NL)	(72) Inventor: DUBURG, Daniel NL-3062 PJ Rotterdam (NL)