3158338

Information

• Patent Grant
• 3158338

• References
• Source

• Patent Number

  3,158,338

• Date Filed

  Not available

• Date Issued

  Tuesday, November 24, 1964
  60 years ago

• CPC

  • B64C27/467 - Aerodynamic features
  • B64C3/46 - by inflatable elements
  • B64C2027/7222 - using airfoil deformation
  • Y02T50/34 - Helicopter rotor blades lift efficiency

• US Classifications

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