Russian standards PDF
Jigs for machining holes of moulding boxes and pattern plates. Specifications
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Picture tubes for TV. Methods for measurement of screen brightness and uniformity of screen brilliancy
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Monochrome and colour TV picture tubes. Measurement technique of cut-off voltage
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Aluminium casting patterns. Fixing of loose pieces. Design and dimensions
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Oscillator, modulator and regulation tubes with anode dissipated power above 25 W. Methods of measurement of direct interelectric capacities
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