1931836

Information

• Patent Grant
• 1931836

• References
• Source

• Patent Number

  1,931,836

• Date Filed

  Not available

• Date Issued

  Tuesday, October 24, 1933
  92 years ago

• CPC

  • C09B35/26 - the tetrazo component being a derivative of a diaryl urea

• US Classifications

  • 534 - Organic compounds