3858681

Information

• Patent Grant
• 3858681

• References
• Source

• Patent Number

  3,858,681

• Date Filed

  Not available

• Date Issued

  Tuesday, January 7, 1975
  50 years ago

• CPC

  • B63B27/146 - Pilot ladders or similar outboard ladders
  • B63B59/08 - of underwater surfaces while afloat
  • B63B2059/087 - the devices being adapted for being pulled across, or along the underwater surface to be cleaned

• US Classifications

  • 182 - Fire escape, ladder, or scaffold