Description: [ Treatment of materials, namely, coating of the aforementioned goods with diamond layers ]; [ Electrical probes for measuring of conductivity, temperature, flow velocity; ] electrodes for water treatment, electrodes for electrochemical sythesis [ , optical and electric sensors, mechanical sensors being vibration detectors, diamond based laboratory filters in the nature of windows for use with laboratory x-ray apparatus, laboratory apparatus being membrans for use as filters and x-ray filters for use with x-ray apparatus not for medical purposes ]; [ machine parts for diamond coating machines, namely, glaziers' diamonds being parts of machines, machine tools for diamond cutting machines, namely, diamond-pointed metal-cutting tools ]; [ Chemical preparations for industrial and scientific purposes, namely, diamond coating means ]; [ Technical consultation in the field of production, namely, product design and engineering services in the field of chemical products, machine parts and tools, and electronics ]