2371581

Information

• Patent Grant
• 2371581

• References
• Source

• Patent Number

  2,371,581

• Date Filed

  Not available

• Date Issued

  Tuesday, March 13, 1945
  80 years ago

• CPC

  • B31D5/04 - including folding or pleating
  • B31D5/02 - including pressing
  • B65D41/10 - Caps or cap-like covers adapted to be secured in position by permanent deformation of the wall-engaging parts
  • B31B2203/062 - Making conical or pyramidal boxes Making boxes of varying cross-section

• US Classifications

  • 493 - Manufacturing container or tube from paper
  • 215 - Bottles and jars