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Generator, modulator and regulating lamps with power dissipated by anode above 25W. Methods for monitoring the absence of intra-tube short circuits and breaks in the heater electrodes
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Disk type milling cutters for cutting thermoplasts. Construction and dimensions
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Food additives. Food acids and acidity regulators. Terms and definitions
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Alumina. Method for the determination of silicon dioxide
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Gypsum fibre boards and products from their processing. Specifications
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