3493803

Information

• Patent Grant
• 3493803

• References
• Source

• Patent Number

  3,493,803

• Date Filed

  Not available

• Date Issued

  Tuesday, February 3, 1970
  55 years ago

• CPC

  • H01J31/64 - on opposite sides of screen
  • H01J31/60 - having means for deflecting, either selectively or sequentially, an electron ray on to separate surface elements of the screen

• US Classifications

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