1181967

Information

• Patent Grant
• 1181967

• References
• Source

• Patent Number

  1,181,967

• Date Filed

  Not available

• Date Issued

  Tuesday, May 2, 1916
  108 years ago

• CPC

  • D21H5/2628 - Formation of a product from several constituents
  • D21J1/00 - Fibreboard

• US Classifications

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