(19)

(11)

EP 0 711 441 A1

(12)

(43) Date of publication: 15.05.1996 Bulletin 1996/20 (21) Application number: 94922186.0 (22) Date of filing: 01.08.1994

(51) International Patent Classification (IPC):  G06K 7/ 00( . ) H04M 1/ 247( . ) G07F 7/ 10( . ) H04M 1/ 725( . ) (86) International application number: PCT/AU1994/000437 (87) International publication number: WO 1995/004328 (09.02.1995 Gazette 1995/07)

(84) Designated Contracting States: AT BE CH DE DK ES FR GB GR IE IT LI LU MC NL PT SE (30) Priority: 30.07.1993 AU 1993PM00294 (71) Applicant: INTELLECT AUSTRALIA PTY. LTD. Bentley, W.A. 6102 (AU)	(72) Inventors: OLIVER, Quentin, Rees South Perth, W.A. 6151 (AU) BERTINA, Johannes, Marinus, George Canning Vale, W.A. 6155 (AU) (74) Representative: Fieret, Johannes, Ir., et al  Algemeen Octrooibureau World Trade Center P.O. Box 645 5600 AP Eindhoven 5600 AP Eindhoven (NL)