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φυσικό πρόσωπο
Ferdinand Jakob Redtenbacher (July 25, 1809 in Steyr, Upper Austria – April 16, 1863 in Karlsruhe) is regarded as the founder of science-based mechanical engineering.
Wikipedia contributors. "Ferdinand Redtenbacher." Wikipedia, The Free Encyclopedia, 5/1/2024, 2:11:51 PM. Web. 5/16/2024, 2:33:37 AM.