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KINGSBURY ELECTROGRAPH Co
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KINGSBURY ELECTROGRAPH Co
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Application filed by KINGSBURY ELECTROGRAPH CofiledCriticalKINGSBURY ELECTROGRAPH Co
Application grantedgrantedCritical
Publication of FR481707ApublicationCriticalpatent/FR481707A/fr
G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
G09G3/004—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes to give the appearance of moving signs
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Engineering & Computer Science
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Physics & Mathematics
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Computer Hardware Design
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General Physics & Mathematics
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Theoretical Computer Science
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FR481707D1916-05-091916-05-09Perfectionnements aux enseignes lumineuses
ExpiredFR481707A
(fr)