2154917

Information

• Patent Grant
• 2154917

• References
• Source

• Patent Number

  2,154,917

• Date Filed

  Not available

• Date Issued

  Tuesday, April 18, 1939
  85 years ago

• CPC

  • C01B17/32 - Hydrosulfides of sodium or potassium
  • C01P2006/60 - Optical properties

• US Classifications

  • 423 - Chemistry of inorganic compounds