3605671

Information

• Patent Grant
• 3605671

• References
• Source

• Patent Number

  3,605,671

• Date Filed

  Not available

• Date Issued

  Monday, September 20, 1971
  53 years ago

• CPC

  • B63C7/12 - by bringing air or floating bodies or material into vessels or objects
  • B63C2007/125 - using buoyant masses

• US Classifications

  • 114 - Ships