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Publication of FR807403ApublicationCriticalpatent/FR807403A/fr
A63J—DEVICES FOR THEATRES, CIRCUSES, OR THE LIKE; CONJURING APPLIANCES OR THE LIKE
A63J13/00—Panoramas, dioramas, stereoramas, or the like
FR807403D1936-06-181936-06-18Appareil destiné à l'exposition successive d'une série de dioramas et dioramas utilisés dans cet appareil
ExpiredFR807403A
(fr)
Débiteur perfectionné destiné à l'entraînement des films cinématographiques et appareil de projection perfectionné en vue de l'utilisation de ce débiteur