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Individual
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Individual
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Priority to ES108133ApriorityCriticalpatent/ES108133A2/es
Publication of ES108133A2publicationCriticalpatent/ES108133A2/es
ES108133A1928-06-181928-06-18Una lámpara de incandescencia regenerable, con el instrumental correspondiente para su regeneración.
ExpiredES108133A2
(es)