Specification for high strength friction grip bolts for structural engineering.-General grade bolts
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Master schedule of wrought steels. Carbon steels.
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Specification for manufactured solid smokeless fuels for household use. Cokes for domestic open fires
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Specification for manufactured solid smokeless fuels for household use-Cokes for domestic openable and closed appliances and open fires with fan-assisted primary air
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Road danger lamps. Specification for kerosine burning lamps
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Specification for road danger lamps.-Low intensity battery operated lamps
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Road danger lamps-Specification for high intensity battery operated beacons
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