1695959

Information

• Patent Grant
• 1695959

• References
• Source

• Patent Number

  1,695,959

• Date Filed

  Not available

• Date Issued

  Tuesday, December 18, 1928
  96 years ago

• CPC

  • F28D1/0246 - heat-exchange elements having several adjacent conduits forming a whole
  • F28D1/0233 - with air flow channels
  • F28D2021/0035 - for domestic or space heating
  • Y10S165/332 - Coaxial ducts define air draft passage and annular passage for heat exchange fluid

• US Classifications

  • 165 - Heat exchange