Charles Xavier Thomas
Charles Xavier Thomas de Colmar (May 5, 1785 – March 12, 1870) was a French inventor and entrepreneur best known for designing, patenting and manufacturing the first commercially successful mechanical calculator, the Arithmometer, and for founding the insurance companies Le Soleil and L'aigle which, under his leadership, became the number one insurance group in France at the beginning of the Second Empire.
Charles Xavier Thomas | |
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Drawing of Charles Xavier Thomas | |
| Born | May 5, 1785 Colmar, France |
| Died | March 12, 1870 (aged 84) Paris, France |
| Nationality | French |
| Known for | Arithmometer |
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