DIFF Subgroup
F23M 7/04 Cooling doors or door frames
Introduced: September 1968
Full Title
Doors > Cooling doors or door frames
No child classifications to compare. This is a leaf node in both IPC and CPC.
F23M 7/04 Introduced: September 1968
Doors > Cooling doors or door frames
No child classifications to compare. This is a leaf node in both IPC and CPC.