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  2. List of vacuum cleaners - Wikipedia

    en.wikipedia.org/wiki/List_of_vacuum_cleaners

    An early electric vacuum cleaner by the Electric Suction Sweeper Company, circa 1908, predecessor of the Hoover vacuum cleaner (1922). This is a list of vacuum cleaners and robot vacuum cleaner manufacturers.

  3. Hoover Vacuum Recall: Can Short-Circuit, Catch Fire - AOL

    www.aol.com/2011/02/09/hoover-vacuum-recall-can...

    Hoover Inc. recalled about 142,000 Hoover WindTunnel Canister Vacuums after 69 reports of them overheating or shorting, even when turned off, said the U.S. Consumer Product Safety Commission. ...

  4. Vacuum recall: Hoover WindTunnel a fire hazard - AOL

    www.aol.com/2010/05/27/hoover-windtunnel-vacuum...

    Hoover Inc. announced a recall of its Hoover WindTunnel bagless upright vacuums after receiving reports of the machines burning carpets and a consumer's hand, the U.S. Consumer Product Safety ...

  5. Plugboard - Wikipedia

    en.wikipedia.org/wiki/Plugboard

    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.

  6. List of wind tunnels - Wikipedia

    en.wikipedia.org/wiki/List_of_wind_tunnels

    Handley-Page Wind Tunnel 2.13 m (7 ft 0 in) by 1.61 m (5 ft 3 in) Low Speed Wind Tunnel 1.15 m (3 ft 9 in) by 0.95 m (3 ft 1 in) Flow Visualisation Wind Tunnel 0.90 m (2 ft 11 in) by 0.90 m (2 ft 11 in) United Kingdom University of Manchester [17] Operational Hypersonic wind tunnel 6 in (150 mm) diameter

  7. Punched card input/output - Wikipedia

    en.wikipedia.org/wiki/Punched_card_input/output

    A computer punched card reader or just computer card reader is a computer input device used to read computer programs in either source or executable form and data from punched cards. A computer card punch is a computer output device that punches holes in cards. Sometimes computer punch card readers were combined with computer card punches and ...

  8. Computer programming in the punched card era - Wikipedia

    en.wikipedia.org/wiki/Computer_programming_in...

    A single program deck, with individual subroutines marked. The markings show the effects of editing, as cards are replaced or reordered. Many early programming languages, including FORTRAN, COBOL and the various IBM assembler languages, used only the first 72 columns of a card – a tradition that traces back to the IBM 711 card reader used on the IBM 704/709/7090/7094 series (especially the ...

  9. European Transonic Wind Tunnel - Wikipedia

    en.wikipedia.org/wiki/European_transonic_wind_tunnel

    External view of the ETW. The European transonic wind tunnel (ETW) is a high-Reynolds-number transonic wind tunnel using nitrogen as the test gas.. It is one of the world's largest cryogenic wind tunnels.

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