Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Charley John Christmas
Original Assignee
Charley John Christmas
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Filing date
Publication date
Application filed by Charley John ChristmasfiledCriticalCharley John Christmas
Priority to ES24097ApriorityCriticalpatent/ES24097A1/es
Publication of ES24097A1publicationCriticalpatent/ES24097A1/es
ES24097A1899-04-151899-04-15Mejoras en el procedimiento para la producción de películas celulosas para la fotografía y otros usos.
ExpiredES24097A1
(es)