2893813

Information

• Patent Grant
• 2893813

• References
• Source

• Patent Number

  2,893,813

• Date Filed

  Not available

• Date Issued

  Tuesday, July 7, 1959
  65 years ago

• CPC

  • C09B49/10 - from diphenylamines, indamines, or indophenols

• US Classifications

  • 008 - Bleaching and dyeing