2533221

Information

• Patent Grant
• 2533221

• References
• Source

• Patent Number

  2,533,221

• Date Filed

  Not available

• Date Issued

  Tuesday, December 12, 1950
  74 years ago

• CPC

  • C09B59/00 - Artificial dyes of unknown constitution

• US Classifications

  • 127 - Sugar, starch, and carbohydrates