3206869

Information

• Patent Grant
• 3206869

• References
• Source

• Patent Number

  3,206,869

• Date Filed

  Not available

• Date Issued

  Tuesday, September 21, 1965
  59 years ago

• CPC

  • D21G1/0273 - on the exterior surface of the rolls

• US Classifications

  • 034 - Drying and gas or vapor contact with solids
  • 162 - Paper making and fiber liberation