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Application filed by Crosby Valve & GagefiledCriticalCrosby Valve & Gage
Priority to IT8420275ApriorityCriticalpatent/IT1206719B/it
Publication of IT8420275A0publicationCriticalpatent/IT8420275A0/it
Application grantedgrantedCritical
Publication of IT1206719BpublicationCriticalpatent/IT1206719B/it