3609442

Information

• Patent Grant
• 3609442

• References
• Source

• Patent Number

  3,609,442

• Date Filed

  Not available

• Date Issued

  Tuesday, September 28, 1971
  53 years ago

• CPC

  • H01J29/80 - Arrangements for controlling the ray or beam after passing the main deflection system
  • H01J29/58 - Arrangements for focusing or reflecting ray or beam
  • H01J29/72 - along one straight line or along two perpendicular straight lines

• US Classifications

  • 315 - Electric lamp and discharge devices: systems