3714825

Information

• Patent Grant
• 3714825

• References
• Source

• Patent Number

  3,714,825

• Date Filed

  Not available

• Date Issued

  Tuesday, February 6, 1973
  52 years ago

• CPC

  • G05D1/0676 - specially adapted for landing
  • G05D1/0638 - by combined action on the pitch and on the motors

• US Classifications

  • 073 - Measuring and testing