3720251

Information

• Patent Grant
• 3720251

• References
• Source

• Patent Number

  3,720,251

• Date Filed

  Not available

• Date Issued

  Tuesday, March 13, 1973
  52 years ago

• CPC

  • F16B37/02 - made of thin sheet material
  • Y10S411/937 - Distorted nut

• US Classifications

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