2208190

Information

• Patent Grant
• 2208190

• References
• Source

• Patent Number

  2,208,190

• Date Filed

  Not available

• Date Issued

  Tuesday, July 16, 1940
  84 years ago

• CPC

  • C09B5/347 - Anthraquinone acridones

• US Classifications

  • 546 - Organic compounds