2826239

Information

• Patent Grant
• 2826239

• References
• Source

• Patent Number

  2,826,239

• Date Filed

  Not available

• Date Issued

  Tuesday, March 11, 1958
  66 years ago

• CPC

  • B31F1/122 - the paper being submitted to an additional mechanical deformation other than crêping
  • Y10T428/24628 - Nonplanar uniform thickness material
  • Y10T428/24686 - Pleats or otherwise parallel adjacent folds
  • Y10T428/31678 - Of metal
  • Y10T428/31993 - Of paper

• US Classifications

  • 428 - Stock material or miscellaneous articles
  • 264 - Plastic and nonmetallic article shaping or treating: processes