Topic summary
Heinrich Ehrhardt
Heinrich Ehrhardt (17 November 1840 in Zella St. Blasius – 20 November 1928 in Zella-Mehlis) was a German inventor, industrialist and entrepreneur.
Topic summary
Heinrich Ehrhardt (17 November 1840 in Zella St. Blasius – 20 November 1928 in Zella-Mehlis) was a German inventor, industrialist and entrepreneur.