2486814

Information

• Patent Grant
• 2486814

• References
• Source

• Patent Number

  2,486,814

• Date Filed

  Not available

• Date Issued

  Tuesday, November 1, 1949
  75 years ago

• CPC

  • H01J31/14 - Magic-eye or analogous tuning indicators

• US Classifications

  • 313 - Electric lamp and discharge devices