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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Individual
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Individual
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Priority to ES31784ApriorityCriticalpatent/ES31784A1/en
Publication of ES31784A1publicationCriticalpatent/ES31784A1/en
ES31784A1903-05-191903-05-19
A procedure with its corresponding plate for the production of color photographs and photomechanical prints.
ExpiredES31784A1
(en)