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DE3727303A1
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Processing device for a silver film mounted in film data cards and method for processing such a silver film
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DE3700869A1
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Film card camera
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DD238460A5
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Method for producing a film card duplicate and film card camera for implementing the method
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EP0171572A2
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Method and apparatus for making a duplicate of an aperture card
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DE3516265A1
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Method for producing a film card duplicate and film card camera for carrying out the method
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DE3335466A1
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Microfilm camera
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EP0093291A2
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Process for making microfiches
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DE3247740A1
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Film card camera
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DE3216802A1
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Method for producing microfilm cards, a microfilm card produced in accordance with this method, and a device for carrying out the method
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GB2060916A
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Adjusting optical density
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ATA577679A
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Microfilm punch card recording camera and method for determining the optical density of the negative contained in microfilm punch cards
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