Difference between revisions of "Patent for Perfectionnements apportés aux procédés pour obtenir des effets spéciaux lors dela projection de fonds de théâtres, de vitrines, de réclames, etc., Geyling, Planer, 1928 (Q38422)"

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Improvements made to processes for obtaining special effects when projecting backdrops for theatres, shop windows, advertisements, etc.,

(‎Created claim: Canon documents public id (P71): 1029, #quickstatements; #temporary_batch_1743590155432)
(‎Removed claim: Canon source Id (P369): 1029, #quickstatements; #temporary_batch_1743590302320)
 
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Latest revision as of 10:42, 2 April 2025

Improvements made to processes for obtaining special effects when projecting backdrops for theatres, shop windows, advertisements, etc.,
  • FR635032A
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English
Patent for Perfectionnements apportés aux procédés pour obtenir des effets spéciaux lors dela projection de fonds de théâtres, de vitrines, de réclames, etc., Geyling, Planer, 1928
Improvements made to processes for obtaining special effects when projecting backdrops for theatres, shop windows, advertisements, etc.,
  • FR635032A

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Publication date
5 March 1928Gregorian
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Canon documents public id
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