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AT94792B
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Curved image window.
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DE340166C
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Cinematograph fire protection device
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DE327227C
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Intermediate brake for moving cinematographic picture recorders
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DE336080C
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Device for enlarging cinematographic film image parts
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DE346706C
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Switching device for the slide of projection marking photographic machines
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DE342311C
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Device for photographic type typesetting
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DE330506C
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Tensioning device for film strips in film cleaning machines or the like.
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