2344750

Information

• Patent Grant
• 2344750

• References
• Source

• Patent Number

  2,344,750

• Date Filed

  Not available

• Date Issued

  Tuesday, March 21, 1944
  81 years ago

• CPC

  • E21C25/28 - Chains or chain guides
  • Y10T29/5363 - Circular spring
  • Y10T29/53909 - Means comprising hand manipulatable tool

• US Classifications

  • 299 - Mining or in situ disintegration of hard material
  • 029 - Metal working