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Hitachi Ltd
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Hitachi Ltd
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Application filed by Hitachi LtdfiledCriticalHitachi Ltd
Priority to JP12827875ApriorityCriticalpatent/JPS5252563A/en
Publication of JPS5252563ApublicationCriticalpatent/JPS5252563A/en
Formation Of Various Coating Films On Cathode Ray Tubes And Lamps
(AREA)
Abstract
PURPOSE: The holes of black matrix and made smaller than those of shadow mask by shrinking the temporary pattern of photoresist with chemicals, whereby optical variation is prevented and processes are simplified.
COPYRIGHT: (C)1977,JPO&Japio
JP12827875A1975-10-271975-10-27Production of fluorescent screen of color picture tubes
PendingJPS5252563A
(en)