1822867

Information

• Patent Grant
• 1822867

• References
• Source

• Patent Number

  1,822,867

• Date Filed

  Not available

• Date Issued

  Tuesday, September 8, 1931
  94 years ago

• CPC

  • B63H1/26 - Blades
  • B63H1/20 - Hubs Blade connections
  • B64C11/10 - rigid
  • B64C11/18 - Aerodynamic features
  • B64C11/20 - Constructional features

• US Classifications

  • 416 - Fluid reaction surfaces