2503787

Information

• Patent Grant
• 2503787

• References
• Source

• Patent Number

  2,503,787

• Date Filed

  Not available

• Date Issued

  Tuesday, April 11, 1950
  74 years ago

• CPC

  • H03F1/36 - in discharge-tube amplifiers
  • H03F3/48 - with tubes only
  • H03G3/08 - incorporating negative feedback
  • H03G5/08 - incorporating negative feedback
  • H03G9/08 - incorporating negative feedback

• US Classifications

  • 455 - Telecommunications
  • 330 - Amplifiers