2124238

Information

• Patent Grant
• 2124238

• References
• Source

• Patent Number

  2,124,238

• Date Filed

  Not available

• Date Issued

  Tuesday, July 19, 1938
  86 years ago

• CPC

  • C09B5/42 - Pyridino anthraquinones

• US Classifications

  • 546 - Organic compounds