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©Susanne Krauss 2009; Stratasys; EOS; Pixabay; pixabay; unsplash.com; VCG; open bionics; Stefanie Michel; Optomec; Universität Hamburg/Ferdinand Otto; gemeinfrei; Bachmann Forming AG; thefabricator.com; Hermle; Multiphoton Optics; www.relativityspace.com; NOWLAB/BigRep ; HRE Räder; Volkswagen