2580586

Information

• Patent Grant
• 2580586

• References
• Source

• Patent Number

  2,580,586

• Date Filed

  Not available

• Date Issued

  Tuesday, January 1, 1952
  73 years ago

• CPC

  • B65D5/685 - having an inwardly or upwardly extending tab on the lid side wall cooperating with a tab on, or an opening in, the container side wall
  • B65D5/706 - Tearable flaps defined by score-lines or incisions provided in a separate end closure of a tubular container
  • Y10T74/18232 - Crank and lever

• US Classifications

  • 229 - Envelopes, wrappers, and paperboard boxes
  • 074 - Machine element or mechanism