1917680

Information

• Patent Grant
• 1917680

• References
• Source

• Patent Number

  1,917,680

• Date Filed

  Not available

• Date Issued

  Tuesday, July 11, 1933
  90 years ago

• CPC

  • C05D7/00 - Fertilisers producing carbon dioxide

• US Classifications

  • 071 - Chemistry: fertilizers