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Priority to ES97402UpriorityCriticalpatent/ES97402Y/en
Publication of ES97402UpublicationCriticalpatent/ES97402U/en
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Publication of ES97402YpublicationCriticalpatent/ES97402Y/en
Sleeve gasket for asbestos cement tubes, with smooth ends, characterized in that between each end of the pipe and the sleeve an elastic gasket ring with an internal surface in the form of saw teeth and a cylindrical outer surface is provided. (Machine-translation by Google Translate, not legally binding)
ES97402U1963-01-311963-01-31
Sleeve joint for cement-asbestos pipes
ExpiredES97402Y
(en)