3610774

Information

• Patent Grant
• 3610774

• References
• Source

• Patent Number

  3,610,774

• Date Filed

  Not available

• Date Issued

  Tuesday, October 5, 1971
  53 years ago

• CPC

  • B64C27/45 - with a feathering hinge only
  • B64C27/39 - with individually articulated blades

• US Classifications

  • 416 - Fluid reaction surfaces