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IBM Type 285 [12] tabulators in use at U.S. Social Security Administration circa 1936 Early IBM D11 tabulating machine, with covers removed Powers-Samas accounting machine. In its basic form, a tabulating machine would read one card at a time, print portions (fields) of the card on fan-fold paper, possibly rearranged, and add one or more ...
The 402 could read punched cards at a speed of 80 to 150 cards per minute, depending on process options, while printing data at a speed of up to 100 lines per minute. The built-in line printer used 43 alpha-numerical type bars (left-side) and 45 numerical type bars (right-side, shorter bars) to print a total of 88 positions across a line of a report.
1896: The Tabulating Machine Company founded by Hollerith, trade name for products is Hollerith; 1901: Hollerith Automatic Horizontal Sorter [17] 1904: Porter, having returned to England, forms The Tabulator Limited (UK) to market Hollerith's machines. [18] 1905: Hollerith reincorporates the Tabulating Machine Company as The Tabulating Machine ...
The IBM 407 Accounting Machine, introduced in 1949, was one of a long line of IBM tabulating machines dating back to the days of Herman Hollerith. It had a card reader and printer; a summary punch could be attached. Processing was directed by a control panel.
The Computing-Tabulating-Recording Company (CTR) [1] was a holding company of manufacturers of record-keeping and measuring systems; it was subsequently known as IBM.. In 1911, the financier and noted trust organizer Charles R. Flint, called the "Father of Trusts", amalgamated (via stock acquisition) four companies: Bundy Manufacturing Company, International Time Recording Company, the ...
Pages in category "IBM unit record equipment" ... IBM 632; IBM 1013; IBM 6400 Accounting Machine; C. ... Plugboard; T. Tabulating machine
Herman Hollerith (February 29, 1860 – November 17, 1929) was a German-American statistician, inventor, and businessman who developed an electromechanical tabulating machine for punched cards to assist in summarizing information and, later, in accounting.
The IBM 416 was a tabulating machine released in 1941 [1] and produced in Milan. [2] See also. List of IBM products; References This page was last edited ...
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