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Weather forecasting device
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Apparatus for the display of advertising signs
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1905-05-03
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Device for displaying a series of images one after the other
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Apparatus intended for lifting liquids in general
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1911-05-04
Apparatus used to display billboards or other
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1900-03-31
Apparatus for lifting liquids
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1904-12-03
Product called "asol" selector of calories and sunlight
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1904-03-03
Product called "asol" selector of calories and sunlight
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1922-11-28
Method and apparatus for the production of illuminated images or inscriptions and their application to advertising and cinematography
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Apparatus used to reproduce various writings and drawings
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Apparatus for direct observation of images
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Apparatus for using the force of fluid currents