863170

Information

• Patent Grant
• 863170

• References
• Source

• Patent Number

  863,170

• Date Filed

  Not available

• Date Issued

  Tuesday, August 13, 1907
  117 years ago

• CPC

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

• US Classifications

  • 037 - Excavating