Top Qs
Timeline
Chat
Perspective
Rollkugel
Topics referred to by the same term From Wikipedia, the free encyclopedia
Remove ads
Rollkugel or Rollkugelsteuerung may refer to:
- Rollkugel (trackball device), a Telefunken computer trackball device developed in the mid 1960s
- Rollkugel (mouse device), a Telefunken computer ball mouse developed in 1968
See also
Wikiwand - on
Seamless Wikipedia browsing. On steroids.
Remove ads