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 Fatronica Fabrico De Artigos EfiledCriticalFatronica Fabrico De Artigos E
Priority to PT10203497ApriorityCriticalpatent/PT102034B/pt
Publication of PT102034ApublicationCriticalpatent/PT102034A/pt
Publication of PT102034BpublicationCriticalpatent/PT102034B/pt
Verfahren zum zeitgerechten, akustischen Warnen von Fahrgästen eines schienengebundenen Fahrzeuges, insbesondere eines Zuges, und eine Vorrichtung zu dessen Durchführung