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ES107815A1
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An electrical device for calls, warnings and similar uses.
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CA161643A
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Stationary or animated picture apparatus
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GB191327759A
|
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Improvements in Apparatus for Projecting Pictures.
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US1137958A
|
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Portable apparatus for projecting stationary or animated pictures.
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US1068747A
|
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Kinematographic film.
|
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GB191217385A
|
|
Cinematographic Films.
|
|
GB190919028A
|
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Improvements in the Manufacture of Opaque Cinematographic Images for Projection by Reflected Light.
|
|
GB190914343A
|
|
Improvements in the Manufacture of Cinematographic Films.
|
|
US987797A
|
|
Method of manufacturing kinematographic bands.
|
|
GB190913458A
|
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Improved Process for Illuminating Opaque Images on a Brilliant Metallised Ground for the purpose of Projecting them.
|
|
US957502A
|
|
Projection apparatus.
|
|
GB190807897A
|
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Animated Stereoscopy by the Employment of a Single Film with Small Images.
|
|
GB190726107A
|
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Continuous Feed Cinematographic Apparatus.
|
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CA303096A
|
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White water system
|
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CA297543A
|
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Gate valve
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