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PRIOX SOC
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PRIOX SOC
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Publication of ES270178A3publicationCriticalpatent/ES270178A3/en
Improvements in photographic enlargers with automatic and continuous fine-tuning, characterized in that the set-up ramps are able to slide in the longitudinal direction on the support column of the expander. (Machine-translation by Google Translate, not legally binding)
ES0270178A1947-03-101961-08-30Improvements in the photographic enlargers (Machine-translation by Google Translate, not legally binding)
ExpiredES270178A3
(en)