3786642

Information

• Patent Grant
• 3786642

• References
• Source

• Patent Number

  3,786,642

• Date Filed

  Not available

• Date Issued

  Tuesday, January 22, 1974
  51 years ago

• CPC

  • E02F5/107 - using blowing-effect devices
  • E02F5/104 - for burying conduits or cables in trenches under water
  • E02F9/067 - with arrangements for heave compensation

• US Classifications

  • 405 - Hydraulic and earth engineering
  • 037 - Excavating