2628231

Information

• Patent Grant
• 2628231

• References
• Source

• Patent Number

  2,628,231

• Date Filed

  Not available

• Date Issued

  Tuesday, February 10, 1953
  71 years ago

• CPC

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

• US Classifications

  • 534 - Organic compounds
  • 552 - Organic compounds