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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 imaging apparatus in the field of geosciences not for medical use; electrodes; switch boxes; meters and probes for recording resistivity, self potential, streaming potential, spontaneous potential and induced polarization; multi-transmitters and receivers spatially separated for use in the field of geosciences; electronic sensors for measuring, recording and analyzing geophysical formations and eddy currents; electronic system apparatus for remotely monitoring and recording scheduled and un-scheduled data acquisition of resistivity, self potential, streaming potential, spontaneous potential and induced polarization geophysical data in soil and water and to automatically transmit such data over the internet to one or several recipients; borehole instrumentation, namely, data acquisition units used to record and analyze borehole variables and parameters and for transmitting and making a permanent record of those variables and parameters; electric and connection cables; cables and fibers for analog and digital electrical and optical signal and data transmission; cables and fibers for the transmission of images; borehole cables, underwater and land cables, all used for electrical transmission