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Application filed by Cornel Hirian, Vasile GaiducovfiledCriticalCornel Hirian
Priority to RO104149ApriorityCriticalpatent/RO81501B1/ro
Publication of RO81501A2publicationCriticalpatent/RO81501A2/fr
Publication of RO81501B1publicationCriticalpatent/RO81501B1/ro
Engins de forage permettant d'effectuer des operations de forage et de mise en place de charges explosives et procede pour la realisation de ces operations
Appareil indicateur pour indiquer la course de verins de commande hydrauliques dans des dispositifs de reglage de l'horizon de coupe de machines d'abattage souterraines.