2805842

Information

• Patent Grant
• 2805842

• References
• Source

• Patent Number

  2,805,842

• Date Filed

  Not available

• Date Issued

  Tuesday, September 10, 1957
  67 years ago

• CPC

  • E04B9/0421 - comprising ducts
  • E04B9/0435 - having connection means at the edges
  • E04B9/0464 - having irregularities on the faces
  • E04B9/0485 - containing a filling element
  • F24D3/165 - Suspended radiant heating ceiling

• US Classifications

  • 165 - Heat exchange
  • 052 - Static structures