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Gaseous hydrogen land vehicle refuelling connection devices
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Explosive atmospheres. Part 35-2. Caplights for use in mines susceptible to firedamp. Performance and other safety-related matters
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Water-tube boilers and auxiliary installations. Part 3. Design and calculation for pressure parts
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Water-tube boilers and auxiliary installations. Part 2. Materials for pressure parts of boilers and accessories
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Low-voltage switchgear and controlgear assemblies. Part 1. Requirements for type-tested and partially type-tested assemblies. General technical requirements and methods of tests
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