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Cefilac SA
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Cefilac SA
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Publication of ES259002A1publicationCriticalpatent/ES259002A1/es
Mejoras en la preparación de juntas elásticas, caracterizadas en que el acondicionamiento está constituido por dos hojas de material termoplástico, auto-soldables e impermeables, entre las cuales quedan emparedadas las juntas, y que no se sueldan por su periferia hasta después de haberse expulsado todo el aire contenido entre ellas.
ES0259002A1959-06-231960-06-09Mejoras en la preparacion de juntas elasticas
ExpiredES259002A1
(es)