2852998

Information

• Patent Grant
• 2852998

• References
• Source

• Patent Number

  2,852,998

• Date Filed

  Not available

• Date Issued

  Tuesday, September 23, 1958
  66 years ago

• CPC

  • F24F7/06 - with forced air circulation
  • F24F13/0604 - integrated in or forming part of furniture
  • Y10S55/29 - Air curtains

• US Classifications

  • 454 - Ventilation
  • 055 - Gas separation
  • 297 - Chairs and seats