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  • Publication Date: December 31, 1969
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    US-9554451-B2January 24, 2017Ir-Tec International Ltd.Wallmount dual beam sensing device
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    WO-2017148793-A1September 08, 2017Philips Lighting Holding B.V.Procédé de caractérisation d'éclairage d'une surface cible