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 ES21549ApriorityCriticalpatent/ES21549A1/es
Publication of ES21549A1publicationCriticalpatent/ES21549A1/es
ES21549A1897-10-041897-10-04Una defensa o visera para emplearla en los globos o campana de lámparas incandescentes del alumbrado de gas.
ExpiredES21549A1
(es)