1913607

Information

• Patent Grant
• 1913607

• References
• Source

• Patent Number

  1,913,607

• Date Filed

  Not available

• Date Issued

  Tuesday, June 13, 1933
  91 years ago

• CPC

  • D21C7/02 - Rotary digesters

• US Classifications

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