Frame ploughs

Full Title

Ploughs with fixed plough-shares > Animal-drawn ploughs > without alternating possibility, i.e. incapable of making an adjacent furrow on return journey > Frame ploughs

Classification Context

Section:

HUMAN NECESSITIES

Class:

AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING

Subclass:

SOIL WORKING IN AGRICULTURE OR FORESTRY; PARTS, DETAILS, OR ACCESSORIES OF AGRICULTURAL MACHINES OR IMPLEMENTS, IN GENERAL