2890378

Information

• Patent Grant
• 2890378

• References
• Source

• Patent Number

  2,890,378

• Date Filed

  Not available

• Date Issued

  Tuesday, June 9, 1959
  65 years ago

• CPC

  • H01J31/123 - Flat display tubes
  • G11C11/06007 - using a single aperture or single magnetic closed circuit
  • H01J29/46 - Arrangements of electrodes and associated parts for generating or controlling the ray or beam
  • H01J29/52 - Arrangements for controlling intensity of ray or beam
  • H01J29/525 - Digitally controlled systems
  • H01P7/02 - Lecher resonators
  • H03K17/88 - using beam-deflection tubes
  • H04N3/122 - using cathode rays

• US Classifications

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