Designing the device. Production and service. Experience over 40 years. Corel Proteus PCad PIC ARM Unitronic PLC. Designed by a CNC router, plasma cutter, chamber for plastification. Devices on demand, small series. Work in Serbia, work abroad. Team management, project management from start to finish. Faculty of FTN Novi Sad, master study completed. Employed 4 workers, others as needed or external cooperation.