3751407

Information

• Patent Grant
• 3751407

• References
• Source

• Patent Number

  3,751,407

• Date Filed

  Not available

• Date Issued

  Tuesday, August 7, 1973
  51 years ago

• CPC

  • D06P3/32 - leather skins
  • C09B33/22 - Trisazo dyes of the type A->B->K<-C
  • D06P3/3226 - dis-polyazo

• US Classifications

  • 534 - Organic compounds
  • 008 - Bleaching and dyeing
  • 562 - Organic compounds