2625723

Information

• Patent Grant
• 2625723

• References
• Source

• Patent Number

  2,625,723

• Date Filed

  Not available

• Date Issued

  Tuesday, January 20, 1953
  72 years ago

• CPC

  • B42F3/00 - Sheets temporarily attached together involving perforations Means therefor Sheet details therefor
  • Y10S24/901 - Penetrating-type paper fastener
  • Y10T24/493 - and distinct fastener structure cooperating with impaled structure
  • Y10T29/49922 - by bending over projecting prongs
  • Y10T29/49936 - Surface interlocking

• US Classifications

  • 024 - Buckles, buttons, clasps, etc.
  • 029 - Metal working
  • 416 - Fluid reaction surfaces