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Application filed by Cornelis Ploos Van AmstelfiledCriticalCornelis Ploos Van Amstel
Priority to IT20248/84ApriorityCriticalpatent/IT1173495B/en
Publication of IT8420248A0publicationCriticalpatent/IT8420248A0/en
Application grantedgrantedCritical
Publication of IT1173495BpublicationCriticalpatent/IT1173495B/en