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(11)

EP 2 748 806 A1

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(43) Date of publication: 02.07.2014 Bulletin 2014/27 (21) Application number: 12756292.4 (22) Date of filing: 22.08.2012

(51) International Patent Classification (IPC):  G09F 3/02(2006.01) G01K 11/12(2006.01) B41M 3/00(2006.01) (86) International application number: PCT/US2012/051941 (87) International publication number: WO 2013/028804 (28.02.2013 Gazette 2013/09)

(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: 22.08.2011 US 201161526211 P (71) Applicant: Chromatic Technologies, Inc. Colorado Springs, CO 80907 (US)	(72) Inventor: CLAYTON, Terrill, Scott Colorado Springs, CO 80920 (US) (74) Representative: Kudlek & Grunert Patentanwälte  Postfach 33 04 29 80064 München 80064 München (DE)