3436122

Information

• Patent Grant
• 3436122

• References
• Source

• Patent Number

  3,436,122

• Date Filed

  Not available

• Date Issued

  Tuesday, April 1, 1969
  56 years ago

• CPC

  • E21C25/28 - Chains or chain guides
  • E21C27/02 - solely by slitting

• US Classifications

  • 299 - Mining or in situ disintegration of hard material