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 Perrot - Regnerbau G.M.B.H. Und Co.filedCriticalPerrot - Regnerbau G.M.B.H. Und Co.
Priority to GR620123601ApriorityCriticalpatent/GR23601B/en
Publication of GR23601BpublicationCriticalpatent/GR23601B/en