1877242

Information

• Patent Grant
• 1877242

• References
• Source

• Patent Number

  1,877,242

• Date Filed

  Not available

• Date Issued

  Tuesday, September 13, 1932
  92 years ago

• CPC

  • H05B31/0009 - with parallel or oblique disposition of the electrodes; Special form of the electrodes

• US Classifications

  • 315 - Electric lamp and discharge devices: systems
  • 313 - Electric lamp and discharge devices
  • 314 - Electric lamp and discharge devices: consumable electrodes