3449205

Information

• Patent Grant
• 3449205

• References
• Source

• Patent Number

  3,449,205

• Date Filed

  Not available

• Date Issued

  Tuesday, June 10, 1969
  55 years ago

• CPC

  • D21F1/0009 - Regulating the freeness of the pulp

• US Classifications

  • 162 - Paper making and fiber liberation
  • 073 - Measuring and testing
  • 241 - Solid material comminution or disintegration