… frames and thresholds for doors, balustrades, pillars and columns); aluminium plates, rods, profiles, tubes and the …
Explanatory notes
… frames and thresholds for doors, balustrades, pillars and columns); aluminium plates, rods, profiles, tubes and the … sometimes bonded together with synthetic resins or rubber compounds instead of being fixed by the ordinary methods of … bridges, sliding doors, electric grid or radio pylons, telescopic pit props, door or window frames, railings, etc. …