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SU1674198A1
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Multi-point signaling device
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SU1588997A1
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Hot water supply system
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SU1541467A1
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Valve for controlling air flow
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SU1585633A1
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Refrigerating chamber
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SU1443882A1
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Fire-fighting valve for air ducts
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SU1373999A1
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Ventilation arrangement for removing harmful emissions from industrial equipment
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Arrangement for cooling steel-teeming ladle
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Method and apparatus for making air curtain
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Conditioner
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SU1291546A1
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Vacuum deaeration plant
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Safety device for steam systems
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Valve for controlling air flow
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Boiler water-preparing system
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Device for catching noxious release from slag skimming ladle
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Apparatus for suction of gases from electric arc furnace
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Ventilation set
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Fan
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SU1055944A1
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Plenum air distributor
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SU1188466A1
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Heating-ventillation installation
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SU996896A1
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Aeroclimatic chamber turning wheel
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