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Cooling means for photographic film tanks
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Photographic developer tank liquid circulating system
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Positioning device for users of automatic photographic machines
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Improvements in or relating to photographic portrait enlargement visualizers
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Photographic portrait enlargement visualizer
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Shutter for photographic cameras
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Film-strip-feeding means for cameras
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Electrical control mechanism for photographic machines
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Photographic apparatus
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Electric coin-control mechanism
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Developing apparatus for photographic film strips
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Automatic camera for taking timed sequences of portraits
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