2183477

Information

• Patent Grant
• 2183477

• References
• Source

• Patent Number

  2,183,477

• Date Filed

  Not available

• Date Issued

  Tuesday, December 12, 1939
  85 years ago

• CPC

  • D06M11/62 - Complexes of metal oxides or complexes of metal salts with ammonia or with organic amines

• US Classifications

  • 008 - Bleaching and dyeing