3209472

Information

• Patent Grant
• 3209472

• References
• Source

• Patent Number

  3,209,472

• Date Filed

  Not available

• Date Issued

  Tuesday, October 5, 1965
  59 years ago

• CPC

  • E02F3/085 - with auxiliary or additional digging elements other than digging elements on an endless chain
  • E02F3/06 - with digging screws
  • E02F3/10 - with tools that only loosen the material
  • E02F3/145 - drives

• US Classifications

  • 037 - Excavating
  • 299 - Mining or in situ disintegration of hard material