2559809

Information

• Patent Grant
• 2559809

• References
• Source

• Patent Number

  2,559,809

• Date Filed

  Not available

• Date Issued

  Tuesday, July 10, 1951
  73 years ago

• CPC

  • D06P1/28 - Esters of vat dyestuffs
  • D06P1/628 - Compounds containing nitrogen

• US Classifications

  • 008 - Bleaching and dyeing