1664634

Information

• Patent Grant
• 1664634

• References
• Source

• Patent Number

  1,664,634

• Date Filed

  Not available

• Date Issued

  Tuesday, April 3, 1928
  96 years ago

• CPC

  • E02F3/087 - with digging unit working in a plane inclined to the direction of travel
  • E02F3/08 - with digging elements on an endless chain
  • E02F3/10 - with tools that only loosen the material
  • E02F3/148 - wheels, sprokets

• US Classifications

  • 037 - Excavating