2808400

Information

• Patent Grant
• 2808400

• References
• Source

• Patent Number

  2,808,400

• Date Filed

  Not available

• Date Issued

  Tuesday, October 1, 1957
  68 years ago

• CPC

  • C09B29/20 - of the naphthalene series
  • Y10S534/04 - Azo compounds which are lakes

• US Classifications

  • 534 - Organic compounds