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1971-04-27
PHOTOGRAPHIC METHODS AND PRODUCTS FOR COLOR REPRODUCTION BY ADDITION
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1972-12-20
NEW METHODS AND PHOTOGRAPHIC PRODUCTS FOR OBTAINING COLOR IMAGES
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1971-01-04
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1971-12-06
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1971-04-01
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1971-04-27
PHOTOGRAPHIC METHODS AND PRODUCTS FOR COLOR REPRODUCTION BY ADDITION
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1972-01-26
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1973-10-24
NEW PHOTOGRAPHIC PRODUCTS AND PROCESSES
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1973-06-12
PRODUCTS AND METHODS FOR COLOR PHOTOGRAPHY
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1971-12-16
NEW AWARENESS PHOTOGRAPHIC PRODUCTS
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1970-11-09
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1973-02-22
PRODUCTS AND METHODS FOR DIFFUSION-TRANSFER COLOR PHOTOGRAPHY
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1970-07-13
METHODS FOR PHOTOGRAPHIC TRAINING OF COLOR IMAGES BY DIFFUSION TRANSFER AND PRODUCTS
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1973-02-28
PRODUCT AND PROCESS FOR COLOR PHOTOGRAPHY
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1971-05-12
PHOTOGRAPHIC PRODUCTS AND PROCESSES
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1974-10-28
PROCESS AND COMPOSITION FOR THE ACCELERATED DEVELOPMENT OF COLOR PHOTOGRAPHIC PRODUCTS
ZA703775B
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1971-01-27
Color reproduction apparatus
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1973-02-22
METAL PHOTOGRAPHIC PROCESSES AND PRODUCTS
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1971-12-06
PHOTOGRAPHIC PROCESSES AND PRODUCTS
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1971-04-27
PHOTOGRAPHIC METHODS AND PRODUCTS FOR COLOR REPRODUCTION BY
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1972-06-19
PHOTOGRAPHIC PROCESSES AND PRODUCTS
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1971-02-01
NEW PHOTOSENSITIVE PRODUCT FOR DIAZOTYPIA
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1970-10-31
Apparatus for determining and reproducing colors
BE751490A
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1970-12-04
COLOR REPRODUCTION APPARATUS