2220960

Information

• Patent Grant
• 2220960

• References
• Source

• Patent Number

  2,220,960

• Date Filed

  Not available

• Date Issued

  Tuesday, November 12, 1940
  84 years ago

• CPC

  • B31B3/00 - Machinery characterised by making boxes or cartons by folding single-piece sheets, blanks, or webs
  • B31B1/44 - by plungers moving through folding dies
  • B31B2201/2654 - by plungers moving through folding dies
  • B31B2201/2662 - having several plungers moving in a closed path and cooperating with stationary folding dies

• US Classifications

  • 493 - Manufacturing container or tube from paper