2473270

Information

• Patent Grant
• 2473270

• References
• Source

• Patent Number

  2,473,270

• Date Filed

  Not available

• Date Issued

  Tuesday, June 14, 1949
  75 years ago

• CPC

  • D21F9/046 - with non-immersed cylinder
  • D21F9/04 - of the cylinder type

• US Classifications

  • 162 - Paper making and fiber liberation