623329

Information

• Patent Grant
• 623329

• References
• Source

• Patent Number

  623,329

• Date Filed

  Not available

• Date Issued

  Tuesday, April 18, 1899
  127 years ago

• CPC

  • H05B31/0006 - with superimposed electrodes

• US Classifications

  • 314 - Electric lamp and discharge devices: consumable electrodes