[CINEMA]. Five patents registered by the... - Lot 380 - Delon - Hoebanx

Lot 380
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[CINEMA]. Five patents registered by the... - Lot 380 - Delon - Hoebanx
[CINEMA]. Five patents registered by the Cabinet Danzer by the Compagnie générale de Phonographes, Cinématographes et appareils de précision. France (patents registered in France for exploitation in Italy), 1910-1912 Five printed folders with form instructed in ink, with exploitation documents inserted in the folders. - Device for the framing of the images of the cinematographic films (November 14, 1910) - Improvement to the toothed drums of drive of the films in the cinematographic apparatuses (September 20, 1911) - Improvement to the toothed drums of drive of the films in the cinematographic apparatuses (September 25, 1911) - Apparatus of cinematographic projections (August 13, 1912) - Improvement in the apparatuses of the cinematographic projections producing themselves their light.
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