1922727

Information

• Patent Grant
• 1922727

• References
• Source

• Patent Number

  1,922,727

• Date Filed

  Not available

• Date Issued

  Tuesday, August 15, 1933
  91 years ago

• CPC

  • D06P5/12 - Reserving parts of the material before dyeing or printing; Locally decreasing dye affinity by chemical means
  • Y10S8/921 - Cellulose ester or ether
  • Y10S8/935 - Immunization as a resist in dyeing

• US Classifications

  • 008 - Bleaching and dyeing