2190179

Information

• Patent Grant
• 2190179

• References
• Source

• Patent Number

  2,190,179

• Date Filed

  Not available

• Date Issued

  Tuesday, February 13, 1940
  85 years ago

• CPC

  • F26B9/02 - in buildings
  • D06M15/11 - Starch or derivatives thereof
  • F26B21/02 - Circulating air or gases in closed cycles

• US Classifications

  • 530 - Chemistry: natural resins or derivatives
  • 106 - Compositions: coating or plastic
  • 536 - Organic compounds