2957254

Information

• Patent Grant
• 2957254

• References
• Source

• Patent Number

  2,957,254

• Date Filed

  Not available

• Date Issued

  Tuesday, October 25, 1960
  64 years ago

• CPC

  • E02F3/7636 - Graders with the scraper blade mounted under the tractor chassis
  • A01B51/023 - of the Gantry-type

• US Classifications

  • 037 - Excavating
  • 172 - Earth working
  • 404 - Road structure, process, or apparatus