Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Narval S A
Original Assignee
Narval S A
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Application filed by Narval S AfiledCriticalNarval S A
Priority to ES0073419UpriorityCriticalpatent/ES73419Y/en
Publication of ES73419UpublicationCriticalpatent/ES73419U/en
Application grantedgrantedCritical
Publication of ES73419YpublicationCriticalpatent/ES73419Y/en
"DRAIN", which is characterized by consisting of the set formed by a tube, whose outer section decreases almost imperceptibly from top to bottom, with a flange at the upper end and threaded in the outer end area of the opposite end, and a second piece of revolution, constituted by a flat ring, with a plurality of protuberances in the lower part, and by a hollow cylinder whose internal wall has at least one threaded part, whose thread corresponds to the external thread of the first part, and which it can carry, in the lower part, a flange finished in edge. (Machine-translation by Google Translate, not legally binding)