3500439

Information

• Patent Grant
• 3500439

• References
• Source

• Patent Number

  3,500,439

• Date Filed

  Not available

• Date Issued

  Tuesday, March 10, 1970
  55 years ago

• CPC

  • G09B9/26 - Simulation of radio-navigation
  • G06G7/78 - for direction-finding, locating, distance or velocity measuring, or navigation systems

• US Classifications

  • 434 - Education and demonstration