1824524

Information

• Patent Grant
• 1824524

• References
• Source

• Patent Number

  1,824,524

• Date Filed

  Not available

• Date Issued

  Tuesday, September 22, 1931
  93 years ago

• CPC

  • E01C5/003 - characterised by material or composition used for beds or joints; characterised by the way of laying
  • E01C5/02 - made of natural stones

• US Classifications

  • 404 - Road structure, process, or apparatus