3423689

Information

• Patent Grant
• 3423689

• References
• Source

• Patent Number

  3,423,689

• Date Filed

  Not available

• Date Issued

  Tuesday, January 21, 1969
  55 years ago

• CPC

  • H03F3/45955 - Measuring at the input circuit of the differential amplifier
  • H03F3/45475 - using IC blocks as the active amplifying circuit

• US Classifications

  • 330 - Amplifiers