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Pushers with threaded shank for chill moulds with fluid cooling. Construction and dimensions
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Oscillator, modulator and regulation tubes with anode dissipated power above 25 W. Methods of measurements of reverse control grid and anode currents
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Oscillator, modulator and control tubes; anode dissipated power more than 25 W. Test method of test for multiple switching-on
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Modulator flash tubes with anode dissipation above 25 W. Method of electric strength test
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General methods of test for pigments and extenders. Methods for determination of residue on sieve
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