318859

Information

• Patent Grant
• 318859

• References
• Source

• Patent Number

  318,859

• Date Filed

  Not available

• Date Issued

  Tuesday, May 26, 1885
  139 years ago

• CPC

  • E02F9/067 - with arrangements for heave compensation

• US Classifications

  • 037 - Excavating
  • 299 - Mining or in situ disintegration of hard material
  • 414 - Material or article handling