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Priority to ES1979242353UpriorityCriticalpatent/ES242353Y/es
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Publication of ES242353YpublicationCriticalpatent/ES242353Y/es
ES1979242353U1979-03-291979-03-29Disposicion perfeccionada en el enrollamiento y funciona- miento de las persianas para puertas y ventanas.
ExpiredES242353Y
(es)