3385991

Information

• Patent Grant
• 3385991

• References
• Source

• Patent Number

  3,385,991

• Date Filed

  Not available

• Date Issued

  Tuesday, May 28, 1968
  56 years ago

• CPC

  • H01J29/12 - acting as light valves by shutter operation
  • H04N5/7425 - the modulator being a dielectric deformable layer controlled by an electron beam

• US Classifications

  • 313 - Electric lamp and discharge devices
  • 348 - Television
  • 359 - Optical: systems and elements