IPC Subgroup
A01F 25/22 Ventilating arrangements
Introduced: July 1974
Last revised: January 2006
Full Title
Storing agricultural or horticultural produce; Hanging-up harvested fruit > Arrangements in forage silos > Ventilating arrangements
Classification Context
- Section:
- HUMAN NECESSITIES
- Class:
- AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- Subclass:
- THRESHING; BALING OF STRAW, HAY OR THE LIKE; STATIONARY APPARATUS OR HAND TOOLS FOR FORMING OR BINDING STRAW, HAY OR THE LIKE INTO BUNDLES; CUTTING OF STRAW, HAY OR THE LIKE; STORING AGRICULTURAL OR HORTICULTURAL PRODUCE