998212

Information

• Patent Grant
• 998212

• References
• Source

• Patent Number

  998,212

• Date Filed

  Not available

• Date Issued

  Tuesday, July 18, 1911
  114 years ago

• CPC

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

• US Classifications

  • 314 - Electric lamp and discharge devices: consumable electrodes