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  2. Monroe Systems for Business - Wikipedia

    en.wikipedia.org/wiki/Monroe_Systems_for_Business

    Monroe Systems for Business is a provider of electric calculators, printers, and office accessories such as paper shredders to business clients. [1] Originally known as the Monroe Calculating Machine Company, it was founded in 1912 by Jay Randolph Monroe as a maker of adding machines and calculators based on a machine designed by Frank Stephen Baldwin.

  3. HP-41C - Wikipedia

    en.wikipedia.org/wiki/HP-41C

    The data could not be access directly, but it was possible to transfer data to and from main memory. To the calculator (and the user), data located in the extended memory looked like files on a modern hard disk do for a PC (user). The final HP-41 model, the HP-41CX, included extended memory, a built-in time module, and extended functions. It ...

  4. HP 9800 series - Wikipedia

    en.wikipedia.org/wiki/HP_9800_series

    HP 9805A, the least expensive model using the same chassis as the HP46 (scientific) and HP81 (business) pocket calculators. This was a Programmable Calculator and had plug-in personality modules. It was introduced in 1973. [7] HP 9815A/S, the HP 9815A was HP's third generation high end RPN desktop and was introduced in 1975. [8]

  5. HP calculators - Wikipedia

    en.wikipedia.org/wiki/HP_calculators

    Smaller programmable model with programs up to 49 steps. Version HP-25C was first calculator with "continuous memory". HP-27S: 1988 The first HP pocket calculator to use algebraic notation only rather than RPN. It was a "do all" calculator that included algebraic solver like the HP-18C, statistical, probability and time/value of money ...

  6. Calculator - Wikipedia

    en.wikipedia.org/wiki/Calculator

    Another early programmable desktop calculator (and maybe the first Japanese one) was the Casio (AL-1000) produced in 1967. It featured a nixie tubes display and had transistor electronics and ferrite core memory. [31] The Monroe Epic programmable calculator came on the market in 1967. A large, printing, desk-top unit, with an attached floor ...

  7. TI-59 / TI-58 - Wikipedia

    en.wikipedia.org/wiki/TI-59_/_TI-58

    TI-59 mounted on a PC-100A thermal printer. Also available for the TI-59 and TI-58 was a thermal printer (the PC-100A, B, and C models); the calculator was mounted on top of the printer and locked in place with a key. The calculator can be programmed to request input from the user, and output results of calculations to the printer.

  8. 6 Easy Hacks for Hard-to-Open Things - AOL

    www.aol.com/lifestyle/food-6-easy-hacks-hard...

    Watch the video above to see six easy hacks for these hard-to-open items as well as pistachios, bags of food and nail polish! Then, check out the slideshow below for 15 time-saving dinner hacks ...

  9. Category:Computer printers - Wikipedia

    en.wikipedia.org/wiki/Category:Computer_printers

    A computer printer is a computer peripheral device that produces a hard copy (permanent human-readable text and/or graphics usually on paper) from data stored in a computer connected to it. A virtual printer is a piece of computer software whose user interface and API resemble that of a printer driver, but which is not connected with a physical ...

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