3643296

Information

• Patent Grant
• 3643296

• References
• Source

• Patent Number

  3,643,296

• Date Filed

  Not available

• Date Issued

  Tuesday, February 22, 1972
  53 years ago

• CPC

  • A44B1/28 - with shank and counterpiece
  • A44B1/32 - Shank inserted into counterpiece and locked by sliding or rotating
  • Y10T24/366 - Resilient socket
  • Y10T24/3662 - Rotating head

• US Classifications

  • 024 - Buckles, buttons, clasps, etc.
  • 411 - Expanded, threaded, driven, headed, tool-deformed, or locked-threaded fastener