2164524

Information

• Patent Grant
• 2164524

• References
• Source

• Patent Number

  2,164,524

• Date Filed

  Not available

• Date Issued

  Tuesday, July 4, 1939
  85 years ago

• CPC

  • C09B31/18 - from a coupling component "D" containing a directive amine group

• US Classifications

  • 534 - Organic compounds