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Priority claimed from AT852573Aexternal-prioritypatent/AT322393B/de
Priority claimed from AT220374Aexternal-prioritypatent/AT324865B/de
Priority claimed from AT220474Aexternal-prioritypatent/AT324866B/de
Priority claimed from AT389074Aexternal-prioritypatent/AT325441B/de
Priority claimed from FI2735/74Aexternal-prioritypatent/FI273574A7/fi
Application filed by Ehgartner Fa HansfiledCriticalEhgartner Fa Hans
Publication of FI773934A7publicationCriticalpatent/FI773934A7/fi