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1975957
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Information
Patent Grant
1975957
References
Source
Patent Number
1,975,957
Date Filed
Not available
Date Issued
Tuesday, October 9, 1934
90 years ago
CPC
F28D1/0246 - heat-exchange elements having several adjacent conduits forming a whole
F28D2021/0035 - for domestic or space heating
Y10S165/33 - Air draft passage is parallel to flow direction of heating or cooling means
US Classifications
165 - Heat exchange
D23 - Environmental heating and cooling
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