• Rollkugel or Rollkugelsteuerung may refer to: Rollkugel (trackball device), a Telefunken computer trackball device developed in the mid 1960s Rollkugel...
    732 bytes (66 words) - 17:02, 23 August 2021
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    die Daten leicht über die Tastatur und Positionen über die Rollkugel eingeben. […] Rollkugel […] Als Zusatzeinrichtung des SIG 100 kann eine Rollkugelsteuerung...
    126 KB (13,566 words) - 03:43, 25 August 2024
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    video terminal SIG 100-86, which began in 1965. This trackball was called Rollkugel (German for "rolling ball"). Somewhat later, the idea of "reversing" this...
    25 KB (2,726 words) - 16:45, 17 September 2024
  • at Telefunken in Konstanz, including the first ball-based mouse named Rollkugel in 1968. The computers were in use at many German university computing...
    20 KB (2,128 words) - 01:46, 3 September 2024
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    wheels. It worked similarly to a moveable ball-based mouse device called Rollkugel, which had been developed by Telefunken, Germany, and was offered since...
    7 KB (540 words) - 06:48, 16 June 2024
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    and the other for downlink. The German company Telefunken invented a "Rollkugel" mouse in the 1960s, releasing it several months prior to Engelbart's...
    24 KB (2,380 words) - 12:09, 12 August 2024
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    from the original on 2013-11-27. Retrieved 2013-01-07. "Telefunken's 'Rollkugel'". oldmouse.com. Archived from the original on 2013-08-08. Retrieved 2013-08-17...
    56 KB (1,043 words) - 20:50, 8 May 2024
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    couple of years later. The same team had already invented and marketed the Rollkugel mouse RKS 100-86 for the SIG 100-86 a couple of years earlier. 1968 CAPACITANCE...
    111 KB (13,159 words) - 01:32, 16 September 2024