2500574

Information

• Patent Grant
• 2500574

• References
• Source

• Patent Number

  2,500,574

• Date Filed

  Not available

• Date Issued

  Tuesday, March 14, 1950
  75 years ago

• CPC

  • H03D9/065 - by means of discharge tubes having more than two electrodes
  • H01J21/065 - Devices for short wave tubes
  • H01J25/78 - Tubes with electron stream modulated by deflection in a resonator
  • H03B19/10 - using multiplication only
  • H03D1/26 - by means of transit-time tubes

• US Classifications

  • 327 - Miscellaneous active electrical nonlinear devices, circuits, and systems
  • 313 - Electric lamp and discharge devices
  • 315 - Electric lamp and discharge devices: systems
  • 330 - Amplifiers
  • 331 - Oscillators
  • 455 - Telecommunications