2439826

Information

• Patent Grant
• 2439826

• References
• Source

• Patent Number

  2,439,826

• Date Filed

  Not available

• Date Issued

  Tuesday, April 20, 1948
  77 years ago

• CPC

  • B42F13/36 - Locking followers Pressure bars
  • Y10T24/20 - Paper fastener
  • Y10T24/201 - with screw threaded or notch engaging securing means

• US Classifications

  • 402 - Binder device releasably engaging aperture or notch of sheet
  • 024 - Buckles, buttons, clasps, etc.