2671131

Information

• Patent Grant
• 2671131

• References
• Source

• Patent Number

  2,671,131

• Date Filed

  Not available

• Date Issued

  Tuesday, March 2, 1954
  71 years ago

• CPC

  • G04G9/0058 - using a cathode ray tube as display device

• US Classifications

  • 348 - Television
  • 368 - Horology: time measuring systems or devices
  • 968 - Horology