2002549

Information

• Patent Grant
• 2002549

• References
• Source

• Patent Number

  2,002,549

• Date Filed

  Not available

• Date Issued

  Tuesday, May 28, 1935
  90 years ago

• CPC

  • H05B31/0012 - with a plurality of electrode pairs

• US Classifications

  • 362 - Illumination
  • 314 - Electric lamp and discharge devices: consumable electrodes