2456471

Information

• Patent Grant
• 2456471

• References
• Source

• Patent Number

  2,456,471

• Date Filed

  Not available

• Date Issued

  Tuesday, December 14, 1948
  75 years ago

• CPC

  • D06P3/64 - using mordant dyes or metallisable dyes
  • D06P1/65112 - Compounds containing aldehyde or ketone groups

• US Classifications

  • 008 - Bleaching and dyeing