3696391

Information

• Patent Grant
• 3696391

• References
• Source

• Patent Number

  3,696,391

• Date Filed

  Not available

• Date Issued

  Tuesday, October 3, 1972
  52 years ago

• CPC

  • G06F3/0489 - using dedicated keyboard keys or combinations thereof
  • G06F3/04845 - for image manipulation
  • G06G7/26 - Arbitrary function generators
  • G09G1/12 - the deflection signals being produced by essentially analogue means
  • H03M1/00 - Analogue/digital conversion Digital/analogue conversion
  • H03M2201/01 - First edition
  • H03M2201/198 - Computing systems
  • H03M2201/3115 - Simultaneous addition or subtraction of selected values
  • H03M2201/3131 - Direct selection from all possible values
  • H03M2201/3136 - Specific network arrangement
  • H03M2201/3168 - Resistors
  • H03M2201/4135 - Momentary value
  • H03M2201/4204 - positive/negative indication
  • H03M2201/4225 - Parallel
  • H03M2201/4233 - Bivalued
  • H03M2201/4262 - Binary radix
  • H03M2201/72 - Computing
  • H03M2201/8132 - Transistors
  • H03M2201/8156 - Varistors

• US Classifications

  • 345 - Computer graphics processing and selective visual display systems
  • 708 - Electrical computers: arithmetic processing and calculating