26 feb 1890 año - 1890, Herman Hollerith’s tabulator
Descripción:
Herman Hollerith designs a punch card system to calculate the 1880 census, accomplishing the task in just three years and saving the government $5 million. He establishes a company that would ultimately become IBM.
Añadido al timeline:
fecha:
26 feb 1890 año
Ahora mismo
~ 135 years ago
Fotos:
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