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Application filed by Борис Данилович Оренбойм, Сергій Семенович Салтан, Сергей Семенович СалтанfiledCriticalБорис Данилович Оренбойм
Priority to UA4935396ApriorityCriticalpatent/UA15750A/en
Publication of UA15750ApublicationCriticalpatent/UA15750A/en
Hydro drive has a differential actuator which piston and stock cavities are connected to distributor and through a dump valve including the case and spring inner valve are connected between them and with drain pipe.