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  1. Punched card - Wikipedia

    • A punched card (also punch card or punched-card ) is a piece of card stock that stores digital data using punched holes. Punched cards were once common in data processing and the control of automated machines. Punched cards were widely used in the 20th century, where unit record machines, organized into data processing systems, used punched cards for data inp… 展开

    History

    The idea of control and data storage via punched holes was developed independently on several occasions in the modern period. In most cases there is no evidence that each of the inventors was aware of the earl… 展开

    Nomenclature

    The terms punched card, punch card, and punchcard were all commonly used, as were IBM card and Hollerith card (after Herman Hollerith). IBM used "IBM card" or, later, "punched card" at first mention in its documentation a… 展开

     
  1. Herman Hollerith - Wikipedia

  2. Herman Hollerith, the Inventor of Computer Punch …

    2019年3月27日 · Hollerith invented and used a punched card device to help analyze the 1890 U.S. census data. His great breakthrough was his use of electricity to read, count and sort punched cards whose holes represented …

  3. Herman Hollerith | Biography, Tabulating Machine,

    2024年10月1日 · Herman Hollerith, American inventor of a tabulating machine that was an important precursor of the electronic computer. Hollerith’s machine recorded statistics by electrically reading and sorting punched cards that had …

  4. The punched card - IBM

    Punched cards, also known as punch cards, dated to the late 18th and early 19th centuries when they were used to “program” cloth-making machinery and looms. In the late 1880s, inventor Herman Hollerith, who was inspired by train …

  5. NIHF Inductee Herman Hollerith Invented the Punch …

    Herman Hollerith invented and developed a punch-card tabulation machine system that revolutionized statistical computation. Born in Buffalo, New York, Hollerith enrolled in the City College of New York at age 15 and …

  6. Herman Hollerith - Encyclopedia.com

  7. Early Punched Card Equipment, 1880 - 1951 - ETHW

    Punched card tabulating equipment, invented and developed by Herman Hollerith to process data from the United States Census of 1890, was the first mechanized means for compiling and analyzing statistical information.

  8. The punched card tabulator | IBM

    About 80 years prior, Joseph Marie Jacquard of France devised a way to use punched cards to automate steam-powered weaving looms. In the mid-1830s, English mathematician Charles Babbage developed plans for a computing …

  9. Punched Card Machines — Google Arts & Culture

    The use of punched cards for data processing/storage can be traced back to German-American inventor Herman Hollerith, who sped up and partially mechanised data processing for the 1890 US...

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