3383990

Information

• Patent Grant
• 3383990

• References
• Source

• Patent Number

  3,383,990

• Date Filed

  Not available

• Date Issued

  Tuesday, May 21, 1968
  56 years ago

• CPC

  • B31B1/00 - Box, carton, envelope or bag making machinery characterised by performing specific operations
  • B31B2201/2637 - by continuously feeding same to stationary members
  • B31B2201/2675 - operating on moving material
  • B31B2201/2683 - by moving belts or chains
  • B31B2201/2691 - involving folding leading or trailing flaps of blanks
  • B31B2201/6021 - Arrangements for permitting the glue to set
  • B31B2203/006 - Collapsing already made boxes into a flat condition

• US Classifications

  • 493 - Manufacturing container or tube from paper