3900764

Information

• Patent Grant
• 3900764

• References
• Source

• Patent Number

  3,900,764

• Date Filed

  Not available

• Date Issued

  Tuesday, August 19, 1975
  49 years ago

• CPC

  • H01J31/128 - provided with control means permitting the electron beam to reach selected parts of the screen

• US Classifications

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