3472554

Information

• Patent Grant
• 3472554

• References
• Source

• Patent Number

  3,472,554

• Date Filed

  Not available

• Date Issued

  Tuesday, October 14, 1969
  55 years ago

• CPC

  • E02F3/783 - having a horizontal axis of rotation
  • E01C23/092 - rotary
  • E02F3/7636 - Graders with the scraper blade mounted under the tractor chassis
  • E02F3/962 - Mounting of implements directly on tools already attached to the machine

• US Classifications

  • 299 - Mining or in situ disintegration of hard material
  • 172 - Earth working