Russian standards PDF

Leather for saddlery. Specifications

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Low-power electronic tubes and valves. Methods of measurement of conversion transconductance and electrode currents under conversion conditions

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Pigments and extenders inorganic. Terms and definitions

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Tin bronze. Methods for the determination of zinc

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Autoclave cellular concrete panels for internal walls, partitions and floors of house and civil buildings. Technical requirement

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Round and tubular cores of magnetically soft ferrites. Basic dimensions

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