CPC Subgroup
F28F 7/02 Blocks traversed by passages for heat-exchange media
Full Title
Elements not covered by group F28F1/00, F28F3/00 or F28F5/00 > Blocks traversed by passages for heat-exchange media
F28F 7/02 Elements not covered by group F28F1/00, F28F3/00 or F28F5/00 > Blocks traversed by passages for heat-exchange media