Charles Xavier Thomas
French computer pioneer (1785-1870) · France · On the map · Scientists · Died at 84
Charles Xavier Thomas de Colmar was a French inventor and entrepreneur best known for designing, patenting, and manufacturing the first commercially successful mechanical calculator, known as the Arithmometer.
Charles Xavier Thomas is read about 20 times a day, in 19 languages.
A typical day, 30 days to 15 June 2026
The middle day of the days counted, so one week of news cannot move it. The line under it is the last 60 days, one point a day.
Something wrong?Also in Français
Media & music
Photos 2
About this person
Additionally, he founded the insurance companies Le Soleil and L'aigle, which, under his leadership, became the number one insurance group in France during the early years of the Second Empire.
Country
France
Category
Scientists
Type
Scientist
Status
Deceased
Dates
Lived 1785 to 1870 · aged 84
