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GB164708A
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Improvements in apparatus for cleaning films
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GB149649A
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Improvements in and relating to kinematography
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GB191406706A
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Improvements in Methods of Conducting an Orchestra.
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DE330508C
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Film take-up device
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DE338773C
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Film copying device with device for adjusting the image line of the positive film to that of the negative film
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DE327228C
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Process for the simultaneous showing of two cinematographic representations
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DE324057C
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Procedure for accepting the conductor for the cinematographic direction of a musical band
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