1921324

Information

• Patent Grant
• 1921324

• References
• Source

• Patent Number

  1,921,324

• Date Filed

  Not available

• Date Issued

  Tuesday, August 8, 1933
  91 years ago

• CPC

  • A01N33/22 - having at least one oxygen or sulfur atom and at least one nitro group directly attached to the same aromatic ring system
  • B27K3/20 - Compounds of alkali metals or ammonium
  • B27K3/42 - nitrated, or nitrated and halogenated
  • B27K3/50 - Mixtures of different organic impregnating agents

• US Classifications

  • 514 - Drug, bio-affecting and body treating compositions