1963121

Information

• Patent Grant
• 1963121

• References
• Source

• Patent Number

  1,963,121

• Date Filed

  Not available

• Date Issued

  Tuesday, June 19, 1934
  90 years ago

• CPC

  • D06P3/401 - using acid dyes
  • D06P1/67341 - of elements different from the alkaline or alkaline-earth metals or with anions containing those elements
  • D06P5/22 - Effecting variation of dye affinity on textile material by chemical means that react with the fibre

• US Classifications

  • 008 - Bleaching and dyeing