3640327

Information

• Patent Grant
• 3640327

• References
• Source

• Patent Number

  3,640,327

• Date Filed

  Not available

• Date Issued

  Tuesday, February 8, 1972
  52 years ago

• CPC

  • F16B5/02 - by means of fastening members using screw-thread
  • F16B37/04 - Devices for fastening nuts to surfaces
  • Y10S411/919 - Screw having driving contacts
  • Y10S411/969 - Deformable retainer
  • Y10S411/971 - And side lock

• US Classifications

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