3634621

Information

• Patent Grant
• 3634621

• References
• Source

• Patent Number

  3,634,621

• Date Filed

  Not available

• Date Issued

  Tuesday, January 11, 1972
  53 years ago

• CPC

  • H01J29/187 - screens with more than one luminescent material (as mixtures for the treatment of the screens)
  • H01J29/18 - Luminescent screens
  • H01J31/12 - with luminescent screen
  • H01J31/122 - Direct viewing storage tubes without storage grid
  • H05B33/12 - Light sources with substantially two-dimensional radiating surfaces

• US Classifications

  • 348 - Television