DIFF Subgroup
F25D 21/14 Collecting or removing condensed and defrost water; Drip trays
Introduced: September 1968
Full Title
Full titles differ between systems:
IPC:
Defrosting; Preventing frosting; Removing condensed or defrost water > Collecting or removing condensed and defrost water; Drip trays
CPC:
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) > Collecting or removing condensed and defrost water; Drip trays
No child classifications to compare. This is a leaf node in both IPC and CPC.