2097675

Information

• Patent Grant
• 2097675

• References
• Source

• Patent Number

  2,097,675

• Date Filed

  Not available

• Date Issued

  Tuesday, November 2, 1937
  87 years ago

• CPC

  • C09B3/06 - Preparation from starting materials already containing the benzanthrone nucleus

• US Classifications

  • 008 - Bleaching and dyeing
  • 552 - Organic compounds