2520182

Information

• Patent Grant
• 2520182

• References
• Source

• Patent Number

  2,520,182

• Date Filed

  Not available

• Date Issued

  Tuesday, August 29, 1950
  74 years ago

• CPC

  • H01J25/08 - with electron stream perpendicular to the axis of the resonator

• US Classifications

  • 455 - Telecommunications
  • 315 - Electric lamp and discharge devices: systems