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Automatic valves for regulation of temperature in heating devices of systems of water heating of buildings. General specifications
Document status: Active
Pattern plates with changeable wooden inserts for moulding box having inside dimensions 2500x2000 mm for moulding foundry machines with turn of half mould without squeezing. Design and dimensions
Document status: Active
State system for ensuring the uniformity of measurements. State primary standard and all-union verification schedule for means measuring spectrum parameters of electronic paramagnetic resonance
Document status: Withdrawn
Communication tablets for people with speech disorders. General requirements
Document status: Active