2452561

Information

• Patent Grant
• 2452561

• References
• Source

• Patent Number

  2,452,561

• Date Filed

  Not available

• Date Issued

  Tuesday, November 2, 1948
  75 years ago

• CPC

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

• US Classifications

  • 315 - Electric lamp and discharge devices: systems
  • 313 - Electric lamp and discharge devices