3475958

Information

• Patent Grant
• 3475958

• References
• Source

• Patent Number

  3,475,958

• Date Filed

  Not available

• Date Issued

  Tuesday, November 4, 1969
  55 years ago

• CPC

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

• US Classifications

  • 073 - Measuring and testing