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GERMONDE ATEL
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GERMONDE ATEL
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Application filed by GERMONDE ATELfiledCriticalGERMONDE ATEL
Application grantedgrantedCritical
Publication of FR45245EpublicationCriticalpatent/FR45245E/fr
B44F1/00—Designs or pictures characterised by special or unusual light effects
B44F1/02—Designs or pictures characterised by special or unusual light effects produced by reflected light, e.g. matt surfaces, lustrous surfaces
B44F1/04—Designs or pictures characterised by special or unusual light effects produced by reflected light, e.g. matt surfaces, lustrous surfaces after passage through surface layers, e.g. pictures with mirrors on the back
FR45245D1934-09-061934-09-06Perfectionnements aux dessins sur verre et analogues
ExpiredFR45245E
(fr)