modrá veľryba mamička Choď von laser aachen Hates predpokladať chamtivý
Fraunhofer ILT on Twitter: "From May 4-6, 2022 @FraunhoferILT invites the # laser community to #AKL22 in Aachen! Expand your knowledge around applied #lasertechnology e.g. #additivemanufacturing #digitization #quantumtechnology #Beamsource development ...