994835

Information

• Patent Grant
• 994835

• References
• Source

• Patent Number

  994,835

• Date Filed

  Not available

• Date Issued

  Tuesday, June 13, 1911
  115 years ago

• CPC

  • H05B31/0084 - with stirrups or levers

• US Classifications

  • 314 - Electric lamp and discharge devices: consumable electrodes