2161699

Information

• Patent Grant
• 2161699

• References
• Source

• Patent Number

  2,161,699

• Date Filed

  Not available

• Date Issued

  Tuesday, June 6, 1939
  85 years ago

• CPC

  • B64C27/023 - Construction of the blades; Coating of the blades
  • B64C27/008 - Rotors tracking or balancing devices

• US Classifications

  • 416 - Fluid reaction surfaces