3454879

Information

• Patent Grant
• 3454879

• References
• Source

• Patent Number

  3,454,879

• Date Filed

  Not available

• Date Issued

  Tuesday, July 8, 1969
  55 years ago

• CPC

  • H03F3/387 - with semiconductor devices only
  • G06G7/14 - for addition or subtraction
  • G08C13/02 - to yield a signal which is a function of two or more signals

• US Classifications

  • 324 - Electricity: measuring and testing
  • 330 - Amplifiers