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 DE19883807554external-prioritypatent/DE3807554C1/de
Priority claimed from DE8807176Uexternal-prioritypatent/DE8807176U1/de
Application filed by Witte Horst EntwicklungfiledCriticalWitte Horst Entwicklung
Application grantedgrantedCritical
Publication of ATE87254T1publicationCriticalpatent/ATE87254T1/de