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Level crossing barriers for industrial buildings, level crossings barriers for railways; metal posts for telephone lines. Distribution boxes (electricity), safety cabinets, electromotive controls for switch-rails, electronic consoles for safety and automation mechanisms for stations, railways and disconnection bumps; luminous and mechanical signboards for safety and automation devices for stations, railways and disconnection bumps; supply consoles for safety and automation devices for stations, railways and disconnection bumps, control machines for safety and automation mechanisms for stations, railways and disconnection bumps, parts of safety and automation devices stations, railways and disconnection bumps, relay consoles safety and automation devices stations, railways and disconnection bumps, control components for road signs, luminous control panels, luminous warning devices for level crossings, telephone connectors, electric cables; electronic warning devices for the protection of trains. Assembly work (external with internal laying of cables), after-sales service in the field of communication and protection. Surveying work, technical project planning; testing security, communication and safety engineering (external, internal) products, software design and distribution, technical development work.