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Filing date
Publication date
Application filed by Sted Eng SrlfiledCriticalSted Eng Srl
Priority to IT2108788UpriorityCriticalpatent/IT213760Z2/it
Publication of IT8821087V0publicationCriticalpatent/IT8821087V0/it
Priority to EP88107167Aprioritypatent/EP0291767B1/en
Priority to DE88107167Tprioritypatent/DE3866159D1/de
Priority to ES88107167Tprioritypatent/ES2025034A4/es
Priority to AT88107167Tprioritypatent/ATE69433T1/de
Application grantedgrantedCritical
Publication of IT213760Z2publicationCriticalpatent/IT213760Z2/it
Priority to US07/495,389prioritypatent/US4964585A/en