498604

Information

• Patent Grant
• 498604

• References
• Source

• Patent Number

  498,604

• Date Filed

  Not available

• Date Issued

  Tuesday, May 30, 1893
  131 years ago

• CPC

  • H05B31/0045 - of individual lamps; Associated impedances

• US Classifications

  • 314 - Electric lamp and discharge devices: consumable electrodes
  • 336 - Inductor devices