1829585

Information

• Patent Grant
• 1829585

• References
• Source

• Patent Number

  1,829,585

• Date Filed

  Not available

• Date Issued

  Tuesday, October 27, 1931
  93 years ago

• CPC

  • D21H13/02 - Synthetic cellulose fibres
  • D21H11/20 - Chemically or biochemically modified fibres
  • D21H13/06 - Cellulose esters
  • D21H13/34 - Protein fibres
  • D21H13/40 - vitreous
  • D21H13/42 - Asbestos
  • D21H17/03 - Non-macromolecular organic compounds

• US Classifications

  • 162 - Paper making and fiber liberation