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Information × Registration Number 0120U104062, ( 0221U101755  ) R & D request Title Ensuring the preservation and functioning of state standards that constitute national treasures and are kept at the State Enterprise "Scientific Research Institute of Metrology of Measuring and Control Systems" Head Kosterov Oleksandr O., Registration Date 30-09-2020 Organization State scientific-research institute of metrology of measuring and control systems popup.description1 Ensuring maintaining and proper functioning of the National (state primary) standard of sound pressure unit in the air (NDETU-03-2019), stored in the state enterprise "Research Institute of Metrology of Measuring and Control Systems" popup.nrat_date 2024-12-10 Close