1587435

Information

• Patent Grant
• 1587435

• References
• Source

• Patent Number

  1,587,435

• Date Filed

  Not available

• Date Issued

  Tuesday, June 1, 1926
  98 years ago

• CPC

  • C09B59/00 - Artificial dyes of unknown constitution

• US Classifications

  • 556 - Organic compounds
  • 562 - Organic compounds