1895298

Information

• Patent Grant
• 1895298

• References
• Source

• Patent Number

  1,895,298

• Date Filed

  Not available

• Date Issued

  Tuesday, January 24, 1933
  92 years ago

• CPC

  • D06M11/55 - with sulfur trioxide with sulfuric acid or thiosulfuric acid or their salts
  • D06M13/2035 - Aromatic acids
  • D06M13/256 - Sulfonated compounds esters thereof

• US Classifications

  • 008 - Bleaching and dyeing