3846860

Information

• Patent Grant
• 3846860

• References
• Source

• Patent Number

  3,846,860

• Date Filed

  Not available

• Date Issued

  Tuesday, November 12, 1974
  50 years ago

• CPC

  • B63B27/143 - Ramps
  • B63B2019/086 - Stern ports

• US Classifications

  • 014 - Bridges
  • 405 - Hydraulic and earth engineering
  • 414 - Material or article handling