1451299

Information

• Patent Grant
• 1451299

• References
• Source

• Patent Number

  1,451,299

• Date Filed

  Not available

• Date Issued

  Tuesday, April 10, 1923
  101 years ago

• CPC

  • D06P1/65143 - Compounds containing acid anhydride or acid halide groups

• US Classifications

  • 008 - Bleaching and dyeing