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 Gossen & Co Gmbh PfiledCriticalGossen & Co Gmbh P
Priority to AT852068ApriorityCriticalpatent/AT281989B/de
Priority to DE19686801262prioritypatent/DE6801262U/de
Application grantedgrantedCritical
Publication of AT281989BpublicationCriticalpatent/AT281989B/de