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GB191302538A
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Improvement in Cinematography in Three Colours.
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US1066526A
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Apparatus for color photography.
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GB191026609A
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Refraction Compensating Device for Colour-photographic Apparatus.
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GB191026608A
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Improvement in Colourphotographic-records.
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GB190905945A
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Means for Taking and Exhibiting Cinematographic Pictures.
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GB190715726A
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Improvement in Apparatus for Projecting Two or Three Photograhic records or Colour-records
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GB190625906A
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Improvement relating to Three Colour-photography and to Plates and the like therefor.
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GB190625907A
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Improvement in Photographic Apparatus for Colour-photography.
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GB190625908A
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Improved Mirrorbox for Photography in Colours.
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GB190500322A
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Improvements relating to Lens and Prism Combinations for Photographic and like purposes
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