Search examples: Microsoft | 2015 | 2014/10 | 4.12 | 04/20 | 05/26/1980 | Galileo Galilei
  1. Home
  2. Science
  3. Detail of event

John Hopkinson

science · 27 July 1849 · 176 years ago

John Hopkinson birth John Hopkinson (died 1898), English electrical engineer.

More science on 27 Jul

© 2016 OnThisDay.net All rights reserved.
Loaded in 0.0037s.