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Application filed by Willibald Dipl Kfm SlavikfiledCriticalWillibald Dipl Kfm Slavik
Priority to AT514064ApriorityCriticalpatent/AT250077B/de
Priority to DK161865Aprioritypatent/DK107526C/da
Priority to CH442165Aprioritypatent/CH435830A/de
Priority to BE661908Aprioritypatent/BE661908A/xx
Priority to NL6505278Aprioritypatent/NL6505278A/xx
Application grantedgrantedCritical
Publication of AT250077BpublicationCriticalpatent/AT250077B/de