2322998

Information

• Patent Grant
• 2322998

• References
• Source

• Patent Number

  2,322,998

• Date Filed

  Not available

• Date Issued

  Tuesday, June 29, 1943
  81 years ago

• CPC

  • E02F3/848 - using cable drums
  • E02F3/7636 - Graders with the scraper blade mounted under the tractor chassis
  • E02F3/765 - with the scraper blade being pivotable about a horizontal axis disposed perpendicular to the blade
  • E02F3/7659 - with the vertical centre-line of the scraper blade disposed laterally relative to the central axis of the chassis
  • E02F3/7677 - with the scraper blade being pivotable about a horizontal axis disposed perpendicular to the blade

• US Classifications

  • 172 - Earth working