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A punched card sorter is a machine for sorting decks of punched cards. Sorting was a major activity in most facilities that processed data on punched cards using unit record equipment. The work flow of many processes required decks of cards to be put into some specific order as determined by the data punched in the cards.
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The Michigan Bridge Card is similar to a debit or credit card. When paying for eligible groceries, swipe the card in the card reader and enter your PIN. Any non-eligible items must be purchased ...
The Michigan Legislature created the modern Michigan Occupational Safety and Health Act, Public Act 154 of 1974, in order to better prevent workplace injuries, illnesses and fatalities in Michigan by: setting and enforcing occupational safety and health standards; promoting safety and health training and education; and working with partners to develop innovative programs to prevent workplace ...
Punched card and optical scan machines are not fully accessible for the blind or visually impaired, and lever machines can be difficult for voters with limited mobility and strength. [88] Electronic machines can use headphones, sip and puff , foot pedals, joy sticks and other adaptive technology to provide the necessary accessibility .
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IBM punched-card accounting machines, 1936. In the late 1880s, the American Herman Hollerith invented data storage on punched cards that could then be read by a machine. [26] To process these punched cards, he invented the tabulator and the keypunch machine. His machines used electromechanical relays and counters. [27]