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ULMO ET CIE
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ULMO ET CIE
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Publication of FR731350ApublicationCriticalpatent/FR731350A/fr
G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
G09F13/00—Illuminated signs; Luminous advertising
G09F13/16—Signs formed of or incorporating reflecting elements or surfaces, e.g. warning signs having triangular or other geometrical shape
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General Physics & Mathematics
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Engineering & Computer Science
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FR731350D1932-02-131932-02-13Panneau pour la signalisation, la publicité, ou autres usages similaires et procédé pour sa fabrication
ExpiredFR731350A
(fr)