3889308

Information

• Patent Grant
• 3889308

• References
• Source

• Patent Number

  3,889,308

• Date Filed

  Not available

• Date Issued

  Tuesday, June 17, 1975
  49 years ago

• CPC

  • A63B35/06 - with twin-bladed paddles or buoyant members
  • Y10T403/7003 - One rod is encompassed by the other

• US Classifications

  • 441 - Buoys, rafts, and aquatic devices
  • 403 - Joints and connections
  • 416 - Fluid reaction surfaces