(19)

(11)

EP 1 682 732 A1

(12)

(43) Date of publication: 26.07.2006 Bulletin 2006/30 (21) Application number: 04774005.5 (22) Date of filing: 24.06.2004

(51) International Patent Classification (IPC):  E04C 3/293(2006.01) (86) International application number: PCT/KR2004/001529 (87) International publication number: WO 2005/031081 (07.04.2005 Gazette 2005/14)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PL PT RO SE SI SK TR (30) Priority: 01.10.2003 KR 2003068475 (71) Applicants: B.B.M. Korea Co., Ltd Guro-gu, Seoul 152-050 (KR) Lee, Ki Hong Mapo-gu, Seoul 121-853 (KR)	(72) Inventor: LEE, KI HONG Mapo-gu, Seoul 121-853 (KR) (74) Representative: Lamb, Martin John Carstairs  Marks & Clerk 90 Long Acre London WC2E 9RA London WC2E 9RA (GB)