3732838

Information

• Patent Grant
• 3732838

• References
• Source

• Patent Number

  3,732,838

• Date Filed

  Not available

• Date Issued

  Tuesday, May 15, 1973
  51 years ago

• CPC

  • B63C7/20 - using grabs
  • B63C7/04 - using pontoons or the like
  • B63G8/22 - Adjustment of buoyancy by water ballasting Emptying equipment for ballast tanks

• US Classifications

  • 114 - Ships