Monday, November 23, 2009

Hollerith Tabulator

Hollerith Tabulator
  • Developed by Ana American Dr. Hermam Hollerith(1869-1926) in 1887.
  • Hollerith Tabulator Used punched cards for input, output and instructions.
  • This machine was used by American Department of Census.
  • In 1886, he founded the tabulating machine company which was renamed as IBM(International Business Machine) later.

0 comments:

Post a Comment