2845574

Information

• Patent Grant
• 2845574

• References
• Source

• Patent Number

  2,845,574

• Date Filed

  Not available

• Date Issued

  Tuesday, July 29, 1958
  66 years ago

• CPC

  • H03F3/44 - with tubes only

• US Classifications

  • 315 - Electric lamp and discharge devices: systems
  • 330 - Amplifiers