2795731

Information

• Patent Grant
• 2795731

• References
• Source

• Patent Number

  2,795,731

• Date Filed

  Not available

• Date Issued

  Tuesday, June 11, 1957
  67 years ago

• CPC

  • H04N9/16 - using cathode ray tubes
  • H01J21/12 - Tubes with variable amplification factor
  • H01J29/74 - Deflecting by electric fields only
  • H01J31/124 - using electron beam scanning
  • H01J31/128 - provided with control means permitting the electron beam to reach selected parts of the screen
  • H01J2893/0032 - Tubes with variable amplification factor

• US Classifications

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