1903844

Information

• Patent Grant
• 1903844

• References
• Source

• Patent Number

  1,903,844

• Date Filed

  Not available

• Date Issued

  Tuesday, April 18, 1933
  91 years ago

• CPC

  • B31B3/00 - Machinery characterised by making boxes or cartons by folding single-piece sheets, blanks, or webs
  • B31B2201/262 - the mandrels being parallel to the axis of the drum

• US Classifications

  • 493 - Manufacturing container or tube from paper