2860863

Information

• Patent Grant
• 2860863

• References
• Source

• Patent Number

  2,860,863

• Date Filed

  Not available

• Date Issued

  Tuesday, November 18, 1958
  66 years ago

• CPC

  • E21C35/19 - Means for fixing picks or holders
  • Y10T83/9343 - By deformation

• US Classifications

  • 299 - Mining or in situ disintegration of hard material
  • 083 - Cutting