1797247

Information

• Patent Grant
• 1797247

• References
• Source

• Patent Number

  1,797,247

• Date Filed

  Not available

• Date Issued

  Tuesday, March 24, 1931
  93 years ago

• CPC

  • D06P3/828 - mixtures of fibres containing hydroxyl groups
  • Y10S8/93 - Pretreatment before dyeing

• US Classifications

  • 008 - Bleaching and dyeing