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Application filed by Ideal StandardfiledCriticalIdeal Standard
Priority to IT46856/84ApriorityCriticalpatent/IT1183718B/en
Publication of IT8446856A0publicationCriticalpatent/IT8446856A0/en
Application grantedgrantedCritical
Publication of IT1183718BpublicationCriticalpatent/IT1183718B/en