1428873

Information

• Patent Grant
• 1428873

• References
• Source

• Patent Number

  1,428,873

• Date Filed

  Not available

• Date Issued

  Tuesday, September 12, 1922
  102 years ago

• CPC

  • B63H1/04 - with rotation axis substantially at right angles to propulsive direction
  • B63B2744/00 - Stern paddle wheels

• US Classifications

  • 416 - Fluid reaction surfaces
  • 440 - Marine propulsion