1544924

Information

• Patent Grant
• 1544924

• References
• Source

• Patent Number

  1,544,924

• Date Filed

  Not available

• Date Issued

  Tuesday, July 7, 1925
  98 years ago

• CPC

  • C09B5/48 - Bis-anthraquinonediazines (indanthrone)
  • C09B5/58 - by halogenation

• US Classifications

  • 544 - Organic compounds