1867937

Information

• Patent Grant
• 1867937

• References
• Source

• Patent Number

  1,867,937

• Date Filed

  Not available

• Date Issued

  Tuesday, July 19, 1932
  92 years ago

• CPC

  • C09B29/34 - from other coupling components
  • C09B35/12 - from amines
  • C09B67/0079 - Azoic dyestuff preparations

• US Classifications

  • 534 - Organic compounds