3659542

Information

• Patent Grant
• 3659542

• References
• Source

• Patent Number

  3,659,542

• Date Filed

  Not available

• Date Issued

  Tuesday, May 2, 1972
  52 years ago

• CPC

  • B63B1/38 - using air bubbles or air layers gas filled volumes
  • B60V1/046 - the walls or a part of them being rigid
  • B60V1/145 - using a watter propeller
  • Y02T70/122 - Air lubrication, air cavity systems

• US Classifications

  • 114 - Ships