ES275893A1 - Perfeccionamientos en las pantallas protectoras para la soldadura al arco, por lo que se dota a las mismas de una mirilla funcional para visión normal
- Google Patents
Perfeccionamientos en las pantallas protectoras para la soldadura al arco, por lo que se dota a las mismas de una mirilla funcional para visión normal
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Gueell Alberch Edualdo
Mendez Blanco De Gueell Maria Teresa
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Gueell Alberch Edualdo
Mendez Blanco De Gueell Maria Teresa
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Application filed by Gueell Alberch Edualdo, Mendez Blanco De Gueell Maria TeresafiledCriticalGueell Alberch Edualdo
Priority to ES275893ApriorityCriticalpatent/ES275893A1/es
Publication of ES275893A1publicationCriticalpatent/ES275893A1/es
ES275893A1962-03-211962-03-21Perfeccionamientos en las pantallas protectoras para la soldadura al arco, por lo que se dota a las mismas de una mirilla funcional para visión normal
ExpiredES275893A1
(es)