1812556

Information

• Patent Grant
• 1812556

• References
• Source

• Patent Number

  1,812,556

• Date Filed

  Not available

• Date Issued

  Tuesday, June 30, 1931
  93 years ago

• CPC

  • D06P3/828 - mixtures of fibres containing hydroxyl groups
  • Y10S8/921 - Cellulose ester or ether

• US Classifications

  • 008 - Bleaching and dyeing
  • 123 - Internal-combustion engines