2495970

Information

• Patent Grant
• 2495970

• References
• Source

• Patent Number

  2,495,970

• Date Filed

  Not available

• Date Issued

  Tuesday, January 31, 1950
  75 years ago

• CPC

  • H05B31/0066 - Saving arrangements; Ventilation devices

• US Classifications

  • 314 - Electric lamp and discharge devices: consumable electrodes
  • 313 - Electric lamp and discharge devices