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Priority to ES1967128435UpriorityCriticalpatent/ES128435Y/en
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Publication of ES128435YpublicationCriticalpatent/ES128435Y/en
New cleaning brush, characterized by being made up of a hollow tube closed at one end and open on the contrary, inside which a second tube of less resistance and unalterable materials is fitted due to the effects of the liquids to be introduced into it, providing for both tubes, an extreme area equipped with longitudinally aligned holes, of small diameter and designed to let the liquid that enters them outwards in a regulated and slow way. (Machine-translation by Google Translate, not legally binding)
ES1967128435U1967-03-151967-03-15
NEW CLEANING BRUSH.
ExpiredES128435Y
(en)
Device with a traveling wave tube, the outer wall of which has a larger diameter at the point of the electron syringe than at the point of the delay line