3376551

Information

• Patent Grant
• 3376551

• References
• Source

• Patent Number

  3,376,551

• Date Filed

  Not available

• Date Issued

  Tuesday, April 2, 1968
  56 years ago

• CPC

  • G06F3/038 - Control and interface arrangements therefor
  • B41J3/00 - Typewriters or selective printing or marking mechanisms
  • B41J5/30 - Character or syllable selection controlled by recorded information
  • B43K8/22 - with electrically or magnetically activated writing-points
  • B43K29/08 - with measuring, computing or indicating devices
  • B43K29/087 - for indicating time
  • G06F3/033 - Pointing devices displaced or positioned by the user
  • G06F3/03545 - Pens or stylus
  • G06F3/03546 - using a rotatable ball at the tip as position detecting member
  • G06F3/0383 - Signal control means within the pointing device
  • G06F15/0225 - User interface arrangements
  • G06K9/183 - Characters composed of bars
  • G06K9/22 - using hand-held instruments
  • G06K11/00 - Methods or arrangements for graph-reading or for converting the pattern of mechanical parameters
  • G06K15/22 - using plotters

• US Classifications

  • 382 - Image analysis
  • 178 - Telegraphy
  • 340 - Communications: electrical
  • 346 - Recorders
  • 360 - Dynamic magnetic information storage or retrieval
  • 400 - Typewriting machines
  • 401 - Coating implements with material supply