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PCE
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Search for IPC and CPC classification codes or keywords
CPC Subgroup
F25D 21/10

by spraying with fluid

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) > Removing frost (defrosting cycles F25B47/02) > by spraying with fluid