3384638

Information

• Patent Grant
• 3384638

• References
• Source

• Patent Number

  3,384,638

• Date Filed

  Not available

• Date Issued

  Tuesday, May 21, 1968
  56 years ago

• CPC

  • C09B1/467 - attached to two or more anthraquinone rings

• US Classifications

  • 544 - Organic compounds