2691497

Information

• Patent Grant
• 2691497

• References
• Source

• Patent Number

  2,691,497

• Date Filed

  Not available

• Date Issued

  Tuesday, October 12, 1954
  70 years ago

• CPC

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

• US Classifications

  • 244 - Aeronautics and astronautics
  • 114 - Ships