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Individual
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Priority to ES107448ApriorityCriticalpatent/ES107448A1/es
Publication of ES107448A1publicationCriticalpatent/ES107448A1/es
ES107448A1928-04-301928-04-30Pisos continuos, aceras y pavimentos urbanos construidos con la mezcla de granate y cemento portland.
ExpiredES107448A1
(es)
Procedimiento para la fabricación y empleo en la construcción de firmes y pavimentos, de hormigones de alquitranes y asfaltos convenientemente preparados.