2178372

Information

• Patent Grant
• 2178372

• References
• Source

• Patent Number

  2,178,372

• Date Filed

  Not available

• Date Issued

  Tuesday, October 31, 1939
  85 years ago

• CPC

  • C01C3/027 - Alkali metal cyanides

• US Classifications

  • 422 - Chemical apparatus and process disinfecting, deodorizing, preserving, or sterilizing
  • 048 - Gas: heating and illuminating