3223939

Information

• Patent Grant
• 3223939

• References
• Source

• Patent Number

  3,223,939

• Date Filed

  Not available

• Date Issued

  Tuesday, December 14, 1965
  59 years ago

• CPC

  • H03F1/16 - in discharge tube amplifiers
  • H03F3/28 - with tubes only

• US Classifications

  • 330 - Amplifiers