3777822

Information

• Patent Grant
• 3777822

• References
• Source

• Patent Number

  3,777,822

• Date Filed

  Not available

• Date Issued

  Tuesday, December 11, 1973
  51 years ago

• CPC

  • E02F7/02 - Conveying equipment mounted on dredgers or excavators
  • E02F3/7636 - Graders with the scraper blade mounted under the tractor chassis
  • E02F3/769 - Graders, bulldozers, or the like comprising loaders

• US Classifications

  • 172 - Earth working
  • 037 - Excavating