2920072

Information

• Patent Grant
• 2920072

• References
• Source

• Patent Number

  2,920,072

• Date Filed

  Not available

• Date Issued

  Tuesday, January 5, 1960
  65 years ago

• CPC

  • C09B43/36 - with amino-anthracene or amino-anthraquinone dyes

• US Classifications

  • 534 - Organic compounds
  • 008 - Bleaching and dyeing