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.)
Serra Martorell Francisco
Original Assignee
Serra Martorell Francisco
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 Serra Martorell FranciscofiledCriticalSerra Martorell Francisco
Priority to ES126187ApriorityCriticalpatent/ES126187A1/en
Publication of ES126187A1publicationCriticalpatent/ES126187A1/en
ES126187A1932-03-241932-03-24
An improvement in the reproduction of sounds using strips or films with sound photographic images.
ExpiredES126187A1
(en)