1823735

Information

• Patent Grant
• 1823735

• References
• Source

• Patent Number

  1,823,735

• Date Filed

  Not available

• Date Issued

  Tuesday, September 15, 1931
  93 years ago

• CPC

  • B64C35/005 - with propellers, rudders or brakes acting in the water

• US Classifications

  • 244 - Aeronautics and astronautics
  • 114 - Ships
  • 440 - Marine propulsion