2923211

Information

• Patent Grant
• 2923211

• References
• Source

• Patent Number

  2,923,211

• Date Filed

  Not available

• Date Issued

  Tuesday, February 2, 1960
  64 years ago

• CPC

  • B65D75/54 - Cards, coupons, or other inserts or accessories
  • B31B1/00 - Box, carton, envelope or bag making machinery characterised by performing specific operations
  • B31B2201/27 - Straightening the side walls of boxes, squaring collapsed folded box blanks, deforming boxes
  • B31B2201/6086 - for uniting meeting edges of collapsed boxes
  • B31B2217/0007 - Making collapsible boxes Making boxes being in a collapsed condition at least during some of the manufacturing steps
  • B31B2217/066 - Making boxes of polygonal cross section
  • B31B2217/082 - Making boxes from tubular webs or blanks

• US Classifications

  • 053 - Package making
  • 493 - Manufacturing container or tube from paper