2782333

Information

• Patent Grant
• 2782333

• References
• Source

• Patent Number

  2,782,333

• Date Filed

  Not available

• Date Issued

  Tuesday, February 19, 1957
  67 years ago

• CPC

  • H01J31/205 - with three electron beams in delta configuration

• US Classifications

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