Intreprinderea De Masini-Unelte Si Agregate, Bucuresti, Ro
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Priority to RO1988137409ApriorityCriticalpatent/RO102244A2/ro
Publication of RO102244A2publicationCriticalpatent/RO102244A2/ro
A process for the control of the movement of the striking piston of an impact device activated by an incompressible fluid under pressure, and a device for the implementation of this process
A process for the control of the movement of the striking piston of an impact device activated by an incompressible fluid under pressure,and a device for the implementation of this process