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A digital business card is an electronic version of the traditional paper business card. It is essentially a digital profile that contains contact information and other relevant details. [ 1 ] These cards can be shared electronically, often through QR codes , links, or NFC tags.
These companies, and others, manufactured and marketed a variety of general-purpose unit record machines for creating, sorting, and tabulating punched cards, even after the development of computers in the 1950s. Punched card technology had quickly developed into a powerful tool for business data-processing.
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 Electrical Workers: A History of Labor at General Electric and Westinghouse, 1923-60, University of Illinois Press, 1983, hardcover, ISBN 0-252-01031-0; paperback reprint ISBN 0-252-01438-3; Sears, John Bennett, Generation of Resistance: The Electrical Unions and the Cold War, Infinity Publishing, 2008, paperback, ISBN 0-7414-4868-8
The cycles were divided into points according to when the rows on a punched card would appear under a read or punch station. On most [6] machines, cards were fed face down, 9-edge (bottom edge) first. Thus the first point in a card cycle would 9-time, the second 8 time and so on to 0-time. The times from 9 to 0 were known as digits.
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