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Individual
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Individual
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Priority to ES301799ApriorityCriticalpatent/ES301799A1/en
Publication of ES301799A1publicationCriticalpatent/ES301799A1/en
"IMPROVEMENTS IN THE CONSTRUCTION OF ELEVATION APPARATUS", characterized by the provision of an articulated bar at the rear end of the boom and two parallel levers; the latter being articulated, in turn, on two vertical plates that are integral to the mobile base of the machine and located inside the tower. (Machine-translation by Google Translate, not legally binding)
ES301799A1964-07-071964-07-07Improvements in the construction of elevation appliances (Machine-translation by Google Translate, not legally binding)
ExpiredES301799A1
(en)