1877945

Information

• Patent Grant
• 1877945

• References
• Source

• Patent Number

  1,877,945

• Date Filed

  Not available

• Date Issued

  Tuesday, September 20, 1932
  92 years ago

• CPC

  • D06P1/81 - using dyes dissolved in inorganic solvents

• US Classifications

  • 008 - Bleaching and dyeing