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.)
Individual
Original Assignee
Individual
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 IndividualfiledCriticalIndividual
Priority to ES118024ApriorityCriticalpatent/ES118024A1/es
Publication of ES118024A1publicationCriticalpatent/ES118024A1/es
ES118024A1930-05-081930-05-08Perfeccionamientos en los tubos de incandescencia utilizables como amplificadores detectores y para otros usos.
ExpiredES118024A1
(es)