Search examples: Microsoft | 2015 | 2014/10 | 4.12 | 04/20 | 05/26/1980 | Galileo Galilei

Herman Hollerith applies for...

event · 08 June 1887 · 137 years ago

Herman Hollerith applies for US patent #395,791 for the 'Art of Applying Statistics' – his punched card calculator.

More events on 08 Jun