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
Priority claimed from DEW26782Aexternal-prioritypatent/DE1151970B/de
Priority claimed from DEW28526Aexternal-prioritypatent/DE1158737B/de
Application filed by Wolf Geraete GmbhfiledCriticalWolf Geraete Gmbh
Publication of BE597439ApublicationCriticalpatent/BE597439A/fr