2220315

Information

• Patent Grant
• 2220315

• References
• Source

• Patent Number

  2,220,315

• Date Filed

  Not available

• Date Issued

  Tuesday, November 5, 1940
  84 years ago

• CPC

  • B64C13/04 - actuated personally
  • B64C31/04 - Man-powered aircraft
  • Y10T74/20012 - Multiple controlled elements
  • Y10T74/20274 - Flexible

• US Classifications

  • 074 - Machine element or mechanism
  • 244 - Aeronautics and astronautics
  • 440 - Marine propulsion