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Application filed by Romano Appiano, Armando CavallottofiledCriticalRomano Appiano
Priority to IT860790ApriorityCriticalpatent/IT1242263B/it
Publication of IT9008607A0publicationCriticalpatent/IT9008607A0/it
Publication of IT9008607A1publicationCriticalpatent/IT9008607A1/it
Application grantedgrantedCritical
Publication of IT1242263BpublicationCriticalpatent/IT1242263B/it