2273508

Information

• Patent Grant
• 2273508

• References
• Source

• Patent Number

  2,273,508

• Date Filed

  Not available

• Date Issued

  Tuesday, February 17, 1942
  82 years ago

• CPC

  • E01B3/06 - Anti-cracking dogs
  • B27L5/00 - Manufacture of veneer Preparatory processing therefor
  • B27M3/14 - of railroad sleepers

• US Classifications

  • 411 - Expanded, threaded, driven, headed, tool-deformed, or locked-threaded fastener