2185859

Information

• Patent Grant
• 2185859

• References
• Source

• Patent Number

  2,185,859

• Date Filed

  Not available

• Date Issued

  Tuesday, January 2, 1940
  85 years ago

• CPC

  • D21H23/60 - the material on the applicator roll being subjected to a particular treatment before applying to the paper
  • D21H23/00 - Processes or apparatus for adding material to the pulp or to the paper

• US Classifications

  • 162 - Paper making and fiber liberation
  • 106 - Compositions: coating or plastic
  • 118 - Coating apparatus