2334892

Information

• Patent Grant
• 2334892

• References
• Source

• Patent Number

  2,334,892

• Date Filed

  Not available

• Date Issued

  Tuesday, November 23, 1943
  81 years ago

• CPC

  • C09B5/008 - only N-containing hetero rings

• US Classifications

  • 544 - Organic compounds
  • 546 - Organic compounds