2171418

Information

• Patent Grant
• 2171418

• References
• Source

• Patent Number

  2,171,418

• Date Filed

  Not available

• Date Issued

  Tuesday, August 29, 1939
  85 years ago

• CPC

  • B31B1/30 - the mandrels moving
  • B31B3/00 - Machinery characterised by making boxes or cartons by folding single-piece sheets, blanks, or webs
  • B31B2201/2608 - the mandrels moving

• US Classifications

  • 493 - Manufacturing container or tube from paper