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Delamare Y Leroy
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Delamare Y Leroy
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Application filed by Delamare Y LeroyfiledCriticalDelamare Y Leroy
Priority to ES11974ApriorityCriticalpatent/ES11974A3/en
Publication of ES11974A3publicationCriticalpatent/ES11974A3/en
A process for the production of new light or light sensitive preparations for photography as well as light still images by means of these preparations.