1423520

Information

• Patent Grant
• 1423520

• References
• Source

• Patent Number

  1,423,520

• Date Filed

  Not available

• Date Issued

  Tuesday, July 25, 1922
  102 years ago

• CPC

  • B42F1/12 - Means for attaching together sheet corners exclusively
  • Y10T24/20 - Paper fastener
  • Y10T24/208 - Corner fastened

• US Classifications

  • 024 - Buckles, buttons, clasps, etc.