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(11)

EP 1 685 303 A1

(12)

(43) Date of publication: 02.08.2006 Bulletin 2006/31 (21) Application number: 04743999.7 (22) Date of filing: 21.07.2004

(51) International Patent Classification (IPC):  E04H 4/16(2006.01) (86) International application number: PCT/IB2004/002338 (87) International publication number: WO 2005/038170 (28.04.2005 Gazette 2005/17)

(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: 15.10.2003 ZA 200308017 (71) Applicant: Integrated Pool Products (Proprietary) Limited 1724 Krugersdorp (ZA)	(72) Inventor: SUPRA, Carl, Frederick, Wilhelm 1724 Krugersdorp (ZA) (74) Representative: Murray, Elisabeth Anne et al Mathys & Squire 120 Holborn London EC1N 2SQ London EC1N 2SQ (GB)