3921261

Information

• Patent Grant
• 3921261

• References
• Source

• Patent Number

  3,921,261

• Date Filed

  Not available

• Date Issued

  Tuesday, November 25, 1975
  49 years ago

• CPC

  • F16B21/02 - Releasable fastening devices locking by rotation
  • Y10S24/54 - having projection rotatably connected to its member
  • Y10S411/913 - Self-expanding anchor
  • Y10T24/3444 - Circular work engageable
  • Y10T24/45089 - Sliding or rotating element

• US Classifications

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