Ball-bearings for use in machines, namely, turning machines, drilling machines and milling machines; miniature engines, miniature drives and miniature gears other than drives for land vehicles for use in dental bearings; parts and fittings, for the aforesaid goods, namely, washer, plates, seals, springs and clips; micro-precision parts of metal, ceramic and plastic, namely, gear wheels, shafts, inner and outer rings of ball bearings, balls for ball bearings, being parts for machines; micro-dr...