CPC Subgroup
F04B 39/06 Cooling; Heating; Prevention of freezing
Full Title
Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00 > Cooling; Heating; Prevention of freezing
4 direct subcodes
Child Classifications
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