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 Wilh Hering Strumpffabrik AmazfiledCriticalWilh Hering Strumpffabrik Amaz
Priority to AT544660ApriorityCriticalpatent/AT224793B/de
Priority to CH42662Aprioritypatent/CH416508A/de
Priority to CH823461Aprioritypatent/CH376462A/de
Application grantedgrantedCritical
Publication of AT224793BpublicationCriticalpatent/AT224793B/de