2407274

Information

• Patent Grant
• 2407274

• References
• Source

• Patent Number

  2,407,274

• Date Filed

  Not available

• Date Issued

  Tuesday, September 10, 1946
  77 years ago

• CPC

  • H01J25/14 - with tube-like electron stream coaxial with the axis of the resonators

• US Classifications

  • 315 - Electric lamp and discharge devices: systems
  • 220 - Receptacles
  • 313 - Electric lamp and discharge devices
  • 331 - Oscillators