ES195993A1 -
A PROCEDURE FOR THE OBTAINING, PROJECTING AND OBSERVING OF SYMMETOGRAPHIC TAPES IN COLOR OR CLAROOSCURO, WITH IMPRESSION IN RELIEF FOR THE SPECTATOR
- Google Patents
A PROCEDURE FOR THE OBTAINING, PROJECTING AND OBSERVING OF SYMMETOGRAPHIC TAPES IN COLOR OR CLAROOSCURO, WITH IMPRESSION IN RELIEF FOR THE SPECTATOR
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Individual
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Individual
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Priority to ES195993ApriorityCriticalpatent/ES195993A1/en
Publication of ES195993A1publicationCriticalpatent/ES195993A1/en
ES195993A1951-01-021951-01-02
A PROCEDURE FOR THE OBTAINING, PROJECTING AND OBSERVING OF SYMMETOGRAPHIC TAPES IN COLOR OR CLAROOSCURO, WITH IMPRESSION IN RELIEF FOR THE SPECTATOR
ExpiredES195993A1
(en)