2284178

Information

• Patent Grant
• 2284178

• References
• Source

• Patent Number

  2,284,178

• Date Filed

  Not available

• Date Issued

  Tuesday, May 26, 1942
  82 years ago

• CPC

  • E01B27/027 - Loosening ballasting material
  • E02F5/32 - Rippers
  • E02F9/2875 - Ripper tips

• US Classifications

  • 172 - Earth working
  • 037 - Excavating
  • 299 - Mining or in situ disintegration of hard material
  • D15 - Machines not elsewhere specified