2380581

Information

• Patent Grant
• 2380581

• References
• Source

• Patent Number

  2,380,581

• Date Filed

  Not available

• Date Issued

  Tuesday, July 31, 1945
  79 years ago

• CPC

  • B64C27/022 - Devices for folding or adjusting the blades

• US Classifications

  • 244 - Aeronautics and astronautics
  • 416 - Fluid reaction surfaces