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Individual
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Individual
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Priority to ES0054557UpriorityCriticalpatent/ES54557U/en
Publication of ES54557UpublicationCriticalpatent/ES54557U/en
An adjustment of telescopic tubular elements, characterized by the fact that on the upper internal end of the tube of greater diameter between each successive two of the coupling, a sleeve acting as a friction bearing of suitably elastic material, which sleeve is retained in its accommodation with stops. (Machine-translation by Google Translate, not legally binding)
ES0054557U1956-05-261956-05-26Adjustment of telescopic tubular elements (Machine-translation by Google Translate, not legally binding)
PendingES54557U
(en)