3686626

Information

• Patent Grant
• 3686626

• References
• Source

• Patent Number

  3,686,626

• Date Filed

  Not available

• Date Issued

  Tuesday, August 22, 1972
  52 years ago

• CPC

  • B64D43/02 - for indicating aircraft speed or stalling conditions
  • G01S1/02 - using radio waves
  • B64D2700/6221 - using electrical means
  • B64D2700/6228 - Airflow direction indicators

• US Classifications

  • 340 - Communications: electrical
  • 244 - Aeronautics and astronautics
  • 701 - Data processing: vehicles, navigation, and relative location