1922666

Information

• Patent Grant
• 1922666

• References
• Source

• Patent Number

  1,922,666

• Date Filed

  Not available

• Date Issued

  Tuesday, August 15, 1933
  91 years ago

• CPC

  • G01N25/18 - by investigating thermal conductivity
  • B01L5/02 - Gas collection apparatus
  • Y10T436/209163 - Dissolved or trace oxygen or oxygen content of a sealed environment

• US Classifications

  • 436 - Chemistry: analytical and immunological testing
  • 422 - Chemical apparatus and process disinfecting, deodorizing, preserving, or sterilizing