1868936

Information

• Patent Grant
• 1868936

• References
• Source

• Patent Number

  1,868,936

• Date Filed

  Not available

• Date Issued

  Tuesday, July 26, 1932
  92 years ago

• CPC

  • C09B35/24 - the tetrazo component being a derivative of a diaryl amine
  • Y10S8/918 - Cellulose textile

• US Classifications

  • 008 - Bleaching and dyeing
  • 534 - Organic compounds