2940891

Information

• Patent Grant
• 2940891

• References
• Source

• Patent Number

  2,940,891

• Date Filed

  Not available

• Date Issued

  Tuesday, June 14, 1960
  64 years ago

• CPC

  • D21H27/02 - Patterned paper
  • B31F1/122 - the paper being submitted to an additional mechanical deformation other than crêping
  • D21H25/005 - Mechanical treatment

• US Classifications

  • 162 - Paper making and fiber liberation
  • 131 - Tobacco