2337214

Information

• Patent Grant
• 2337214

• References
• Source

• Patent Number

  2,337,214

• Date Filed

  Not available

• Date Issued

  Tuesday, December 21, 1943
  81 years ago

• CPC

  • H01J25/68 - Tubes specially designed to act as oscillator with positive grid and retarding field
  • H03C3/09 - Modifications of modulator for regulating the mean frequency
  • H03J7/04 - where the frequency control is accomplished by varying the electrical characteristics of a non-mechanically adjustable element or where the nature of the frequency controlling element is not significant

• US Classifications

  • 332 - Modulators
  • 315 - Electric lamp and discharge devices: systems
  • 331 - Oscillators