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GB1576562A
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Bags for carrying photographic equipment
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GB1553078A
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Optical projectors
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GB1373269A
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Slide holders for slide projectors
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GB1430080A
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Optical projectors
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GB1394833A
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Device for use in photographically or radiographically processing light sensitive elements
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GB1435911A
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Slide transfer members for otpical projectors
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GB1356116A
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Photographic slide projectors
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GB1271232A
|
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Improvements in or relating to optical slide projectors
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GB1249989A
|
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Improvements in or relating to rotary magazines for holding photographic slides
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GB1161409A
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Improvements in or relating to Focussing Means
|
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GB1028667A
|
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Improvements in or relating to optical slide projectors
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US2811078A
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Focussing aid for optical projection apparatus
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GB803242A
|
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Optical focussing aid
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GB790475A
|
|
Optical projection apparatus
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GB760682A
|
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Improvements in or relating to optical projection apparatus, particularly photographic enlarging apparatus
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GB728935A
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Optical focussing aid
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GB686400A
|
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Improvements in or relating to clamping devices
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GB681193A
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Improvements in and relating to printing frames adapted for use in making prints on photographic paper
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