2726347

Information

• Patent Grant
• 2726347

• References
• Source

• Patent Number

  2,726,347

• Date Filed

  Not available

• Date Issued

  Tuesday, December 6, 1955
  69 years ago

• CPC

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

• US Classifications

  • 313 - Electric lamp and discharge devices