1881660

Information

• Patent Grant
• 1881660

• References
• Source

• Patent Number

  1,881,660

• Date Filed

  Not available

• Date Issued

  Tuesday, October 11, 1932
  93 years ago

• CPC

  • E01C9/06 - Pavings adjacent tramways rails; Pavings comprising railway tracks

• US Classifications

  • 238 - Railways: surface track
  • 404 - Road structure, process, or apparatus