3581695

Information

• Patent Grant
• 3581695

• References
• Source

• Patent Number

  3,581,695

• Date Filed

  Not available

• Date Issued

  Tuesday, June 1, 1971
  53 years ago

• CPC

  • B63C7/12 - by bringing air or floating bodies or material into vessels or objects

• US Classifications

  • 114 - Ships