3244979

Information

• Patent Grant
• 3244979

• References
• Source

• Patent Number

  3,244,979

• Date Filed

  Not available

• Date Issued

  Tuesday, April 5, 1966
  58 years ago

• CPC

  • H05B33/00 - Electroluminescent light sources
  • G01R13/402 - using active, i.e. light-emitting display devices

• US Classifications

  • 324 - Electricity: measuring and testing
  • 250 - Radiant energy
  • 313 - Electric lamp and discharge devices