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.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Tubos Forjados S A
Original Assignee
Tubos Forjados S A
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Tubos Forjados S AfiledCriticalTubos Forjados S A
Priority to ES142024ApriorityCriticalpatent/ES142024A3/es
Publication of ES142024A3publicationCriticalpatent/ES142024A3/es
ES142024A1936-04-181936-04-18Un sistema perfeccionado de fabricación de tubos de acero sin soldadura por medio de banco de empuje.
ExpiredES142024A3
(es)
Un descubrimiento científico determinante de un nuevo sistema para la impresión fotoeléctrica del sonido, que se denominará sistema sonoro multitransversal.