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Cold-drawn steel for rectangular parallel keys. Assortment

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Truncated from screw ring-gauges for pipe cylindrical threads from 4' up to 6' nominal diameter. Construction and basic sizes

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Glass and glazing. Sound insulation determination method

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Performances and construction of electric circulating fans and regulators

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Ventilation for buildings. Air handling units. Mechanical performance

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Nickel, nickel and copper-nickel alloys. Method for the determination of calcium

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