2659834

Information

• Patent Grant
• 2659834

• References
• Source

• Patent Number

  2,659,834

• Date Filed

  Not available

• Date Issued

  Tuesday, November 17, 1953
  71 years ago

• CPC

  • H01J61/72 - having a main light-emitting filling of easily vaporisable metal vapour
  • H01J17/00 - Gas-filled discharge tubes with solid cathode
  • H01J2893/0064 - Tubes with cold main electrodes (including cold cathodes)

• US Classifications

  • 313 - Electric lamp and discharge devices
  • 439 - Electrical connectors