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Ceramic through insulators of nominal voltage over 1000 V. Types, main parameters and dimensions
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Laminated plastic sheets. Methods for accelerated determination of thermal endurance
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Short-circuits in electrical installations. Calculation methods in d.c. electrical
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Cores for inductors and transformers for telecommunications. Part 2. Guides for drafting specifications
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Mechanical thermostats (thermoregulators) for gas appliances. General technical requirements and test methods
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