3769802

Information

• Patent Grant
• 3769802

• References
• Source

• Patent Number

  3,769,802

• Date Filed

  Not available

• Date Issued

  Tuesday, November 6, 1973
  51 years ago

• CPC

  • E02B17/022 - adapted to travel on the bottom

• US Classifications

  • 405 - Hydraulic and earth engineering
  • 037 - Excavating
  • 180 - Motor vehicles
  • 440 - Marine propulsion