3221831

Information

• Patent Grant
• 3221831

• References
• Source

• Patent Number

  3,221,831

• Date Filed

  Not available

• Date Issued

  Tuesday, December 7, 1965
  59 years ago

• CPC

  • B63B1/322 - using aerodynamic elements
  • B60V1/22 - provided with hydrofoils
  • B63B1/12 - the hulls being interconnected rigidly
  • B64C35/00 - Flying-boats Seaplanes
  • B64F2700/6265 - inflatable or deformable
  • Y02T70/12 - Improving hydrodynamics of hull
  • Y02T70/121 - Reducing surface friction

• US Classifications

  • 180 - Motor vehicles
  • 114 - Ships