Monochrome and colour TV picture tubes. Measurement technique of focusing voltage
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Black-white and colour television picture tubes. Method of measurement of external conductive coating resistances
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Metal casting patterns. Securing of built-up patterns. Design and dimensions
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Venting overflows of metal casting patterns. Design and dimensions
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Guide columns bushes for chill moulds with fluid cooling. Construction and dimensions
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General methods of test for pigments and extenders. Determination of water-soluble sulphates, chlorides and nitrates
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