3863879

Information

• Patent Grant
• 3863879

• References
• Source

• Patent Number

  3,863,879

• Date Filed

  Not available

• Date Issued

  Tuesday, February 4, 1975
  49 years ago

• CPC

  • F24F13/072 - of elongated shape
  • E04B9/22 - Connection of slabs, panels, sheets or the like to the supporting construction
  • E04B2009/026 - the supporting ceiling grid acting as air diffusers

• US Classifications

  • 248 - Supports
  • 052 - Static structures