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 DE1959L0024623external-prioritypatent/DE1805268U/de
Application filed by Kurt LoydlfiledCriticalKurt Loydl
Publication of BE583436ApublicationCriticalpatent/BE583436A/fr