3474280

Information

• Patent Grant
• 3474280

• References
• Source

• Patent Number

  3,474,280

• Date Filed

  Not available

• Date Issued

  Tuesday, October 21, 1969
  55 years ago

• CPC

  • H01J17/066 - Cold cathodes
  • H01J2893/0066 - Construction, material, support, protection and temperature regulation of electrodes Electrode cups
  • Y10S65/01 - Lens envelope
  • Y10T29/49888 - Subsequently coating

• US Classifications

  • 313 - Electric lamp and discharge devices
  • 029 - Metal working
  • 065 - Glass manufacturing
  • 445 - Electric lamp or space discharge component or device manufacturing