1616850

Information

• Patent Grant
• 1616850

• References
• Source

• Patent Number

  1,616,850

• Date Filed

  Not available

• Date Issued

  Tuesday, February 8, 1927
  98 years ago

• CPC

  • C09B33/18 - Trisazo or higher polyazo dyes

• US Classifications

  • 534 - Organic compounds