AEROPOL
COMMINUTING MACHINES, IN PARTICULAR TUBE MILLS; MIXING AND HOMOGENIZING MACHINES, IN PARTICULAR STATIONARY OR PORTABLE STEEL RECEPTACLES FOR MIXING AND HOMOGENIZING FINELY DIVIDED MATERIALS BY AIR FLOW; TRANSPORTING APPARATUS, NAMELY STEEL CONDUITS AND CASING SECTIONS OF POROUS CERAMIC MATERIAL FOR AIR-FLOW CONVEYING, BELT CONVEYORS, BUCKET CONVEYORS
Cancelled · March 5, 1973 · 72450437 ·