3429131

Information

• Patent Grant
• 3429131

• References
• Source

• Patent Number

  3,429,131

• Date Filed

  Not available

• Date Issued

  Tuesday, February 25, 1969
  56 years ago

• CPC

  • E02F5/105 - self-propulsed units moving on the underwater bottom
  • E02F3/9231 - Suction wheels with axis of rotation parallel to longitudinal axis of the suction pipe
  • E02F5/04 - with digging screws
  • E02F5/108 - using suction-effect devices
  • E02F5/109 - using rotating digging elements

• US Classifications

  • 405 - Hydraulic and earth engineering