1081612

Information

• Patent Grant
• 1081612

• References
• Source

• Patent Number

  1,081,612

• Date Filed

  Not available

• Date Issued

  Tuesday, December 16, 1913
  111 years ago

• CPC

  • B64C11/22 - Solid blades
  • Y02E10/721 - Blades or rotors

• US Classifications

  • 416 - Fluid reaction surfaces