1769938

Information

• Patent Grant
• 1769938

• References
• Source

• Patent Number

  1,769,938

• Date Filed

  Not available

• Date Issued

  Tuesday, July 8, 1930
  94 years ago

• CPC

  • C01C1/246 - from sulfur-containing ammonium compounds

• US Classifications

  • 423 - Chemistry of inorganic compounds