2478533

Information

• Patent Grant
• 2478533

• References
• Source

• Patent Number

  2,478,533

• Date Filed

  Not available

• Date Issued

  Tuesday, August 9, 1949
  75 years ago

• CPC

  • H05B31/0021 - Construction, in particular closure, of the vessel

• US Classifications

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