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method for the manufacture of a structure of a display screen of a cathode ray tube enclosing an electrode to mask, with a part of drawing with a more impedenza to thermal flow and tube with the electrode to cato's x-ray mask
method for the manufacture of a structure of a display screen of a cathode ray tube enclosing an electrode to mask, with a part of drawing with a more impedenza to thermal flow and tube with the electrode to cato's x-ray mask
