1478039

Information

• Patent Grant
• 1478039

• References
• Source

• Patent Number

  1,478,039

• Date Filed

  Not available

• Date Issued

  Tuesday, December 18, 1923
  101 years ago

• CPC

  • C09B11/14 - Preparation from aromatic aldehydes, aromatic carboxylic acids or derivatives thereof and aromatic amines

• US Classifications

  • 552 - Organic compounds