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(11)

EP 2 567 039 A2

(12)

(88) Date of publication A3: 29.12.2011 (43) Date of publication: 13.03.2013 Bulletin 2013/11 (21) Application number: 11752080.9 (22) Date of filing: 06.05.2011

(51) International Patent Classification (IPC):  E04B 1/74(2006.01) E04B 2/28(2006.01) E04B 1/76(2006.01) E04B 1/70(2006.01) (86) International application number: PCT/CZ2011/000047 (87) International publication number: WO 2011/137879 (10.11.2011 Gazette 2011/45)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR (30) Priority: 07.05.2010 CZ 20100355 (71) Applicant: Ecoraw, S.R.O. 036 01 Martin (SK)	(72) Inventor: PALACKY, Alois 756 51 Zasová (CZ) (74) Representative: Smrckova, Marie  Velflikova 8 160 00 Praha 6 160 00 Praha 6 (CZ)