2922919

Information

• Patent Grant
• 2922919

• References
• Source

• Patent Number

  2,922,919

• Date Filed

  Not available

• Date Issued

  Tuesday, January 26, 1960
  65 years ago

• CPC

  • H01J25/48 - Tubes in which two electron streams of different velocities interact with one another

• US Classifications

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