7
Machines and machine tools; motors and engines (except for land vehicles); machine coupling and transmission components (except for land vehicles); agricultural implements other than hand-operated; incubators for eggs.
power-operated tools, which may be remotely controlled, for down hole oil, gas or injection wells, namely, packers; parts of gas and oil well completion machines, which may be remotely activated, namely, safety valves, sliding sleeves, controlled fluid and gas flow control valves, and safety valves
9
Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments; apparatus and instruments for conducting, switching, transforming, accumulating, regulating or controlling electricity; apparatus for recording, transmission or reproduction of sound or images; magnetic data carriers, recording discs; automatic vending machines and mechanisms for coin-operated apparatus; cash registers, calculating machines, data processing equipment and computers; fire-extinguishing apparatus.
electronic flow control devices, namely, safety valves and sliding sleeves, for use in down hole oil, gas, and injection wells