1580708

Information

• Patent Grant
• 1580708

• References
• Source

• Patent Number

  1,580,708

• Date Filed

  Not available

• Date Issued

  Tuesday, April 13, 1926
  98 years ago

• CPC

  • C09B3/20 - by halogenation
  • C09B57/00 - Other synthetic dyes of known constitution

• US Classifications

  • 570 - Organic compounds