2805352

Information

• Patent Grant
• 2805352

• References
• Source

• Patent Number

  2,805,352

• Date Filed

  Not available

• Date Issued

  Tuesday, September 3, 1957
  67 years ago

• CPC

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

• US Classifications

  • 313 - Electric lamp and discharge devices