CPC Subgroup
F25D 21/02 Detecting the presence of frost or condensate
Full Title
Defrosting; Preventing frosting; Removing condensed or defrost water (removing ice or water from heat-exchange apparatus in general F28F17/00; heating arrangements specially adapted for transparent or reflecting areas H05B3/84) > Detecting the presence of frost or condensate
1 direct subcode
Child Classifications
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