2801578

Information

• Patent Grant
• 2801578

• References
• Source

• Patent Number

  2,801,578

• Date Filed

  Not available

• Date Issued

  Tuesday, August 6, 1957
  67 years ago

• CPC

  • B31B17/00 - Machinery characterised by making other boxes or cartons by assembling several separate sheets, blanks, or webs
  • B31B2217/066 - Making boxes of polygonal cross section
  • B31B2217/082 - Making boxes from tubular webs or blanks
  • B31B2217/086 - Making boxes by uniting two U-shaped blanks

• US Classifications

  • 493 - Manufacturing container or tube from paper