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Priority to ES270115ApriorityCriticalpatent/ES270115A2/en
Publication of ES270115A2publicationCriticalpatent/ES270115A2/en
Improvements introduced in the Patent of Invention No. 264,342 by mechanism for drives of dump trucks, characterized in that at the inlets of the liquid in the bottles, and inside them, has been provided with check valves to prevent backflow of the liquid to the pump. (Machine-translation by Google Translate, not legally binding)
ES270115A1961-08-261961-08-26Mechanism for volcettes operation (Machine-translation by Google Translate, not legally binding)
ExpiredES270115A2
(en)
Improvements introduced in the side action tube-agitators in tanks and large capacity deposits (Machine-translation by Google Translate, not legally binding)
Improvements in the object of patent number 234992, a procedure for the total discharge of liquids (Machine-translation by Google Translate, not legally binding)