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Instrument transformers. Part 3. Additional requirements for inductive voltage transformers
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Gauges for taper thread connection of tubing, casing, drill and line pipes. Methods for measuring geometric parameters
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Steel pattern plates with changeable metal inserts for moulding boxes having inside dimensions 1000x800 mm for moulding machines without turn of half mould without squeezing. Design and dimensions
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Gas distribution systems. Gas pressure regulating stations. Basic provisions
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