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Application filed by Vento Giuseppe Spiess HeidefiledCriticalVento Giuseppe Spiess Heide
Priority to IT48638/84ApriorityCriticalpatent/IT1199164B/en
Publication of IT8448638A0publicationCriticalpatent/IT8448638A0/en
Application grantedgrantedCritical
Publication of IT1199164BpublicationCriticalpatent/IT1199164B/en