2756520

Information

• Patent Grant
• 2756520

• References
• Source

• Patent Number

  2,756,520

• Date Filed

  Not available

• Date Issued

  Tuesday, July 31, 1956
  68 years ago

• CPC

  • E01H8/12 - specially adapted to grooved rails, flange-ways, or like parts of the permanent way

• US Classifications

  • 037 - Excavating
  • 104 - Railways
  • 172 - Earth working