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 Allg Beleuchtungs & Heiz Ind AfiledCriticalAllg Beleuchtungs & Heiz Ind A
Publication of CH23233ApublicationCriticalpatent/CH23233A/de