(19)

(11)

EP 1 257 960 A1

(12)

(43) Date of publication: 20.11.2002 Bulletin 2002/47 (21) Application number: 00970251.5 (22) Date of filing: 09.10.2000

(51) International Patent Classification (IPC)7: G06F 19/00 (86) International application number: PCT/KR0001/123 (87) International publication number: WO 0104/3049 (14.06.2001 Gazette 2001/24)

(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: 11.12.1999 KR 9956851 (71) Applicant: Yoo, Gwang-Jin Seongnam,Gyeonggi-do 463-030 (KR)	(72) Inventor: Yoo, Gwang-Jin Seongnam,Gyeonggi-do 463-030 (KR) (74) Representative: Evans, David Charles et al 40-43 Chancery Lane London WC2A 1JQ London WC2A 1JQ (GB)