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1989400
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Information
Patent Grant
1989400
References
Source
Patent Number
1,989,400
Date Filed
Not available
Date Issued
Tuesday, January 29, 1935
90 years ago
CPC
F23B7/00 - Combustion techniques Other solid-fuel combustion apparatus
F23B2700/023 - with various arrangements not otherwise provided for
Y10S165/031 - Gradated flow area, heat capacity or conductivity
US Classifications
165 - Heat exchange
110 - Furnaces
126 - Stoves and furnaces
431 - Combustion
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