S

Gears with and without shifts, namely, spur gears and bevel gears, slip-on gears, power take-offs, gear boxes other than for land vehicles; spur and bevel gear motors for machines and special vehicles of all kinds other than for land vehicles

Repair and maintenance of gears with and without shifts, namely, spur gears and bevel gears, slip-on gears, power take-offs, gear boxes other than for land vehicles, and spur and bevel gear motors for machines and special vehicles of all kinds other than for land vehicles

Design and development of gears for machines and special vehicles of all kinds other than for land vehicles, namely, spur gears and bevel gears, slip-on gears, power take-offs, gear boxes other than for land vehicles, and spur and bevel gear motors for machines and special vehicles of all kinds other than for land vehicles