316772

Information

• Patent Grant
• 316772

• References
• Source

• Patent Number

  316,772

• Date Filed

  Not available

• Date Issued

  Tuesday, April 28, 1885
  140 years ago

• CPC

  • F28D1/053 - the conduits being straight
  • F24D19/06 - Casings, cover lids or ornamental panels, for radiators
  • Y10S165/338 - Nested or concentric members define annular air draft passage and heating or cooling conduit

• US Classifications

  • 165 - Heat exchange
  • 126 - Stoves and furnaces
  • 237 - Heating systems