(19)

(11)

EP 0 502 862 A1

(12)

(43) Date of publication: 16.09.1992 Bulletin 1992/38 (21) Application number: 90916345.0 (22) Date of filing: 07.11.1990

(51) International Patent Classification (IPC):  D06F 81/ 08( . ) (86) International application number: PCT/GB1990/001711 (87) International publication number: WO 1991/009170 (27.06.1991 Gazette 1991/14)

(84) Designated Contracting States: AT BE CH DE ES FR GB IT LI NL SE (30) Priority: 16.12.1989 GB 19890028447 30.10.1990 GB 19900023545 (71) Applicant: KIESTON INVESTMENTS LIMITED Tortolla (VG)	(72) Inventor: BERNSTEIN, David Sylvane Altrincham, Cheshire WA14 4QX (GB) (74) Representative: Quest, Barry, et al  Wilson, Gunn, M'Caw & Co., 41-51 Royal Exchange, Cross Street Manchester M2 7BD Manchester M2 7BD (GB)