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  2. Time clock - Wikipedia

    en.wikipedia.org/wiki/Time_clock

    A time clock, sometimes known as a clock card machine, punch clock, or time recorder, is a device that records start and end times for hourly employees (or those on flexi-time) at a place of business. In mechanical time clocks, this was accomplished by inserting a heavy paper card, called a time card

  3. Unit record equipment - Wikipedia

    en.wikipedia.org/wiki/Unit_record_equipment

    The Tabulating Machine Company begins its collaboration with Benjamin Wood, Wallace John Eckert and the Statistical Bureau at Columbia University. [35] [8]: 67 The Tabulating Machine Company's 80-column card introduced. Comrie uses punched card machines to calculate the motions of the moon. This project, in which 20,000,000 holes are punched ...

  4. IBM 519 - Wikipedia

    en.wikipedia.org/wiki/IBM_519

    The IBM 519 Document-Originating Machine, introduced in 1946, was the last in a series of unit record machines designed for automated preparation of punched cards. Others in the series included the IBM 513 & IBM 514 Reproducing Punch. The 519, which was "state of the art for the time", [1] could: reproduce all or parts of the information on a ...

  5. James Legrand Powers - Wikipedia

    en.wikipedia.org/wiki/James_Legrand_Powers

    Powers Accounting Machine Company was the only producer of printing tabulators until IBM introduced its own version in 1920. Electric card punch In 1907, Powers was detailed to work out an automatic card-punching machine. 300 of these machines were ordered for the 1910 US Census. However, they proved to be unreliable and were soon rejected by ...

  6. Bundy Manufacturing Company - Wikipedia

    en.wikipedia.org/wiki/Bundy_Manufacturing_Company

    1905: The Bundy Adding Machine is patented (advertised 1904-06) [29] [30] [31] 1906: The Bundy Manufacturing Company and ITR relocate from Binghamton, New York to side-by-side locations in Endicott, New York. [32] [33] 1907: ITR acquires Dey Time Register Co. Manufacturing of dial time recorders moved from Syracuse to Endicott. [34]

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