2729631

Information

• Patent Grant
• 2729631

• References
• Source

• Patent Number

  2,729,631

• Date Filed

  Not available

• Date Issued

  Tuesday, January 3, 1956
  69 years ago

• CPC

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

• US Classifications

  • 534 - Organic compounds
  • 546 - Organic compounds