(19)

(11)

EP 1 075 352 A1

(12)

(43) Date of publication: 14.02.2001 Bulletin 2001/07 (21) Application number: 00907777.7 (22) Date of filing: 03.03.2000

(51) International Patent Classification (IPC)7: B24C 7/00, B24C 11/00 (86) International application number: PCT/GB0000/759 (87) International publication number: WO 0051/787 (08.09.2000 Gazette 2000/36)

(84) Designated Contracting States: GB GR (30) Priority: 04.03.1999 GB 9904872 (71) Applicant: Gagemark Limited Yeadon,Leeds LS19 7JE (GB)	(72) Inventor: NICHOLSON, Bruce Yeadon,Leeds LS19 7JE (GB) (74) Representative: Bray, Lilian Janet  L. J. Bray & Co.Raw HolmeMidgehole Road Hebden Bridge, West Yorkshire HX7 7AF Hebden Bridge, West Yorkshire HX7 7AF (GB)