3654806

Information

• Patent Grant
• 3654806

• References
• Source

• Patent Number

  3,654,806

• Date Filed

  Not available

• Date Issued

  Tuesday, April 11, 1972
  52 years ago

• CPC

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

• US Classifications

  • 073 - Measuring and testing
  • 244 - Aeronautics and astronautics