(19)

(11)

EP 1 219 134 A1

(12)

(43) Date of publication: 03.07.2002 Bulletin 2002/27 (21) Application number: 00965639.8 (22) Date of filing: 20.09.2000

(51) International Patent Classification (IPC)7: H04R 3/14 (86) International application number: PCT/AU0001/146 (87) International publication number: WO 0122/772 (29.03.2001 Gazette 2001/13)

(84) Designated Contracting States: AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE Designated Extension States: AL LT LV MK RO SI (30) Priority: 20.09.1999 AU PP298299 03.11.1999 AU PP383699 (71) Applicant: Mass Enterprise Pty Ltd Applecross, Western Australia 6153 (AU)	(72) Inventor: GROOTHUIS, Henricus, Johannes, Francicus, Gabriel Perth, Western Australia 6163 (AU) (74) Representative: Prins, Adrianus Willem et al Vereenigde,Nieuwe Parklaan 97 2587 BN Den Haag 2587 BN Den Haag (NL)