3845634

Information

• Patent Grant
• 3845634

• References
• Source

• Patent Number

  3,845,634

• Date Filed

  Not available

• Date Issued

  Tuesday, November 5, 1974
  50 years ago

• CPC

  • B63C7/02 - in which the lifting is done by hauling

• US Classifications

  • 405 - Hydraulic and earth engineering
  • 114 - Ships