DIFF Subgroup
A01F 25/22 Ventilating arrangements
Introduced: July 1974
Full Title
Full titles differ between systems:
IPC:
Storing agricultural or horticultural produce; Hanging-up harvested fruit > Arrangements in forage silos > Ventilating arrangements
CPC:
Storing agricultural or horticultural produce; Hanging-up harvested fruit (maturing fruit A23N15/06; arrangements in barns for preparatory treatment of tobacco A24B1/02; packing or storing hops C12C3/04) > Arrangements in forage silos > Ventilating arrangements
No child classifications to compare. This is a leaf node in both IPC and CPC.