3023472

Information

• Patent Grant
• 3023472

• References
• Source

• Patent Number

  3,023,472

• Date Filed

  Not available

• Date Issued

  Tuesday, March 6, 1962
  62 years ago

• CPC

  • B65D27/28 - Applications of separate closing elements
  • B65D27/24 - String closures
  • Y10T24/3911 - Friction disk

• US Classifications

  • 024 - Buckles, buttons, clasps, etc.
  • 229 - Envelopes, wrappers, and paperboard boxes