3502642

Information

• Patent Grant
• 3502642

• References
• Source

• Patent Number

  3,502,642

• Date Filed

  Not available

• Date Issued

  Tuesday, March 24, 1970
  54 years ago

• CPC

  • C09B62/255 - Metal complex azo dyes

• US Classifications

  • 534 - Organic compounds
  • 008 - Bleaching and dyeing