2997974

Information

• Patent Grant
• 2997974

• References
• Source

• Patent Number

  2,997,974

• Date Filed

  Not available

• Date Issued

  Tuesday, August 29, 1961
  63 years ago

• CPC

  • B63B39/06 - to decrease vessel movements by using foils acting on ambient water
  • B63B3/44 - Bilge keels

• US Classifications

  • 114 - Ships