Services relating to selection and to utilisation of types, compositions, and quantities of drilling fluids (muds), of completion fluids and cements, and of workover fluids and cements, and of additives to all the aforesaid fluids, muds and cements, all for use in boreholes and in oil, gas, water and geothermal wells; borehole fluid testing and analysis services; and providing data relating to borehole fluid testing and analysis

Magnetic supports for attachment to non-magnetic implements

Theatre glasses; dustproof glasses; anti-glare glasses; eyeshades; eyeglasses; protective eyeglasses; sunglasses; glasses with a handle; swim goggles; goggles for sports; spectacle glasses; chains for spectacles; eyeglass frames; pince-nez; pince-nez cords; pince-nez mountings; contact lenses; contact lens cleaning apparatus; eyeglass cases; pince-nez cases; containers for contact lenses; glasses for watching TV

Auto lamp bulbs

Stapling machines,