1867759

Information

• Patent Grant
• 1867759

• References
• Source

• Patent Number

  1,867,759

• Date Filed

  Not available

• Date Issued

  Tuesday, July 19, 1932
  92 years ago

• CPC

  • B64C31/04 - Man-powered aircraft
  • B64C27/08 - with two or more rotors
  • B64C39/026 - for use as personal propulsion unit

• US Classifications

  • 244 - Aeronautics and astronautics