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Individual
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Individual
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Priority to ES28070ApriorityCriticalpatent/ES28070A1/es
Publication of ES28070A1publicationCriticalpatent/ES28070A1/es
ES28070A1901-06-241901-06-24Un procedimiento mecánico y químico a la vez para fabricar cuerpos o manguitos para el alumbrado por incandescencia.
ExpiredES28070A1
(es)