2558647

Information

• Patent Grant
• 2558647

• References
• Source

• Patent Number

  2,558,647

• Date Filed

  Not available

• Date Issued

  Tuesday, June 26, 1951
  73 years ago

• CPC

  • H01J31/12 - with luminescent screen
  • H01J29/435 - with a matrix of conductors traversing the target

• US Classifications

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