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Methods of measurement of touch current and protective conductor current

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Computer machines and data processing systems. Magnetic 12,7 mm tapes and recording. Structure and file labelling

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Information technology. Metadata registries (MDR). Part 2. Classification

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Reprography. Copirography. Means of document duplication. General specifications

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Lenses for still picture cameras. Ranges of focus distances

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Telecontrol equipment and systems. Part 5. Transmission protocols. Section 103. Companion standard for the informative interface of protection equipment

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