2222763

Information

• Patent Grant
• 2222763

• References
• Source

• Patent Number

  2,222,763

• Date Filed

  Not available

• Date Issued

  Tuesday, November 26, 1940
  84 years ago

• CPC

  • C09B29/22 - of heterocyclic compounds

• US Classifications

  • 534 - Organic compounds
  • 564 - Organic compounds