1823682

Information

• Patent Grant
• 1823682

• References
• Source

• Patent Number

  1,823,682

• Date Filed

  Not available

• Date Issued

  Tuesday, September 15, 1931
  93 years ago

• CPC

  • E01C19/48 - for laying-down the materials and consolidating them, or finishing the surface
  • E01C19/4826 - the materials being aggregate mixed with binders

• US Classifications

  • 404 - Road structure, process, or apparatus