3681619

Information

• Patent Grant
• 3681619

• References
• Source

• Patent Number

  3,681,619

• Date Filed

  Not available

• Date Issued

  Tuesday, August 1, 1972
  52 years ago

• CPC

  • G06G7/14 - for addition or subtraction
  • H03F3/3084 - one of the power transistors being controlled by the output signal
  • H03F3/347 - in integrated circuits
  • H03F3/45071 - with semiconductor devices only
  • H03K17/60 - using bipolar transistors
  • H04N5/148 - Video amplifiers

• US Classifications

  • 327 - Miscellaneous active electrical nonlinear devices, circuits, and systems
  • 348 - Television