3881392

Information

• Patent Grant
• 3881392

• References
• Source

• Patent Number

  3,881,392

• Date Filed

  Not available

• Date Issued

  Tuesday, May 6, 1975
  49 years ago

• CPC

  • F16B31/028 - with a load-indicating washer or washer assembly
  • Y10S411/957 - Biting tooth

• US Classifications

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