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1695959
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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
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