3221507

Information

• Patent Grant
• 3221507

• References
• Source

• Patent Number

  3,221,507

• Date Filed

  Not available

• Date Issued

  Tuesday, December 7, 1965
  59 years ago

• CPC

  • E02C3/00 - Inclined-plane ship-lifting mechanisms Systems for conveying barges or lighters over land

• US Classifications

  • 405 - Hydraulic and earth engineering
  • 104 - Railways