1933065

Information

• Patent Grant
• 1933065

• References
• Source

• Patent Number

  1,933,065

• Date Filed

  Not available

• Date Issued

  Tuesday, October 31, 1933
  91 years ago

• CPC

  • H05B31/0087 - with a thread or chain

• US Classifications

  • 362 - Illumination
  • 314 - Electric lamp and discharge devices: consumable electrodes