3780332

Information

• Patent Grant
• 3780332

• References
• Source

• Patent Number

  3,780,332

• Date Filed

  Not available

• Date Issued

  Tuesday, December 18, 1973
  51 years ago

• CPC

  • H01J23/083 - Electrostatic focusing arrangements

• US Classifications

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