3911597

Information

• Patent Grant
• 3911597

• References
• Source

• Patent Number

  3,911,597

• Date Filed

  Not available

• Date Issued

  Tuesday, October 14, 1975
  50 years ago

• CPC

  • G09B9/301 - by computer-processed or -generated image
  • B64D45/00 - Aircraft indicators or protectors not otherwise provided for
  • B64D2700/6221 - using electrical means

• US Classifications

  • 434 - Education and demonstration
  • 348 - Television