1959679

Information

• Patent Grant
• 1959679

• References
• Source

• Patent Number

  1,959,679

• Date Filed

  Not available

• Date Issued

  Tuesday, May 22, 1934
  91 years ago

• CPC

  • C09B3/50 - Dibenzopyrenequinones
  • C09B3/54 - Preparation from starting materials already containing the dibenzopyrenequinone nucleus

• US Classifications

  • 552 - Organic compounds