2637831

Information

• Patent Grant
• 2637831

• References
• Source

• Patent Number

  2,637,831

• Date Filed

  Not available

• Date Issued

  Tuesday, May 5, 1953
  71 years ago

• CPC

  • H05B31/22 - Electromagnetic arrangements for feeding electrodes
  • H05B31/0081 - Controlling of arc lamps

• US Classifications

  • 314 - Electric lamp and discharge devices: consumable electrodes
  • 318 - Electricity: motive power systems