2481799

Information

• Patent Grant
• 2481799

• References
• Source

• Patent Number

  2,481,799

• Date Filed

  Not available

• Date Issued

  Tuesday, September 13, 1949
  75 years ago

• CPC

  • B64C39/006 - about a vertical axis

• US Classifications

  • 244 - Aeronautics and astronautics