2192153

Information

• Patent Grant
• 2192153

• References
• Source

• Patent Number

  2,192,153

• Date Filed

  Not available

• Date Issued

  Tuesday, February 27, 1940
  84 years ago

• CPC

  • C09B35/366 - D is diphenyl
  • C09B35/36 - Trisazo dyes of the type

• US Classifications

  • 534 - Organic compounds