by grinding, blending, mixing, kneading, or stirring

Full Title

Machines or devices specially designed for dressing or handling the mould material so far as specially adapted for that purpose > by grinding, blending, mixing, kneading, or stirring

Classification Context

Section:

PERFORMING OPERATIONS; TRANSPORTING

Class:

CASTING; POWDER METALLURGY

Subclass:

FOUNDRY MOULDING