1819866

Information

• Patent Grant
• 1819866

• References
• Source

• Patent Number

  1,819,866

• Date Filed

  Not available

• Date Issued

  Tuesday, August 18, 1931
  95 years ago

• CPC

  • E01C19/41 - Apparatus having both rolling tools and ramming, tamping, or vibrating tools

• US Classifications

  • 404 - Road structure, process, or apparatus