3231056

Information

• Patent Grant
• 3231056

• References
• Source

• Patent Number

  3,231,056

• Date Filed

  Not available

• Date Issued

  Tuesday, January 25, 1966
  59 years ago

• CPC

  • B65D43/163 - the container and the lid being made separately
  • A45C11/02 - Hat boxes
  • B65D2251/1016 - Means for locking the closure in closed position
  • Y10S229/92 - Stress relief

• US Classifications

  • 229 - Envelopes, wrappers, and paperboard boxes