3434557

Information

• Patent Grant
• 3434557

• References
• Source

• Patent Number

  3,434,557

• Date Filed

  Not available

• Date Issued

  Tuesday, March 25, 1969
  55 years ago

• CPC

  • E01C19/27 - with elastically-deformable rolling elements
  • E01C19/41 - Apparatus having both rolling tools and ramming, tamping, or vibrating tools

• US Classifications

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