2227015

Information

• Patent Grant
• 2227015

• References
• Source

• Patent Number

  2,227,015

• Date Filed

  Not available

• Date Issued

  Tuesday, December 31, 1940
  84 years ago

• CPC

  • H04N3/10 - by means not exclusively optical-mechanical
  • H01J29/39 - Charge-storage screens
  • H01J29/43 - using photo-emissive mosaic
  • H01J29/435 - with a matrix of conductors traversing the target
  • H01J31/265 - with light spot scanning
  • H01J31/48 - Tubes with amplification of output effected by electron multiplier arrangements within the vacuum space

• US Classifications

  • 348 - Television
  • 313 - Electric lamp and discharge devices
  • 427 - Coating processes