3558621

Information

• Patent Grant
• 3558621

• References
• Source

• Patent Number

  3,558,621

• Date Filed

  Not available

• Date Issued

  Tuesday, January 26, 1971
  54 years ago

• CPC

  • C09B62/06 - Anthracene dyes

• US Classifications

  • 544 - Organic compounds
  • 008 - Bleaching and dyeing