(19)

(11)

EP 2 041 692 A1

(12)

(43) Date of publication: 01.04.2009 Bulletin 2009/14 (21) Application number: 07747535.8 (22) Date of filing: 27.06.2007

(51) International Patent Classification (IPC):  G06K 7/00(2006.01) (86) International application number: PCT/NL2007/050313 (87) International publication number: WO 2008/002137 (03.01.2008 Gazette 2008/01)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC MT NL PL PT RO SE SI SK TR Designated Extension States: AL BA HR MK RS (30) Priority: 28.06.2006 NL 1032074 (71) Applicant: Nedap Agri B.V. 7141 Dc Groenlo (NL)	(72) Inventor: STEKELENBURG, Jan Cornelis 7101 CJ Winterswijk (NL) (74) Representative: Hatzmann, Martin et al Vereenigde Johan de Wittlaan 7 2517 JR Den Haag 2517 JR Den Haag (NL)