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Application filed by Franch GinofiledCriticalFranch Gino
Priority to IT486978ApriorityCriticalpatent/IT1161338B/it
Publication of IT7804869A0publicationCriticalpatent/IT7804869A0/it
Priority to DE19792921326prioritypatent/DE2921326A1/de
Priority to US06/053,435prioritypatent/US4282772A/en
Application grantedgrantedCritical
Publication of IT1161338BpublicationCriticalpatent/IT1161338B/it