2180769

Information

• Patent Grant
• 2180769

• References
• Source

• Patent Number

  2,180,769

• Date Filed

  Not available

• Date Issued

  Tuesday, November 21, 1939
  85 years ago

• CPC

  • C09B5/18 - Coeroxene Coerthiene Coeramidene Derivatives thereof

• US Classifications

  • 549 - Organic compounds
  • 008 - Bleaching and dyeing