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Application filed by Agip PetrolifiledCriticalAgip Petroli
Priority to IT5323785UpriorityCriticalpatent/IT8553237V0/it
Publication of IT8553237V0publicationCriticalpatent/IT8553237V0/it
IT5323785U1985-04-161985-04-16Valvola perfezionata di intercetta zione e selezione del tipo a sfera e gruppo valvola impiegante la stessa
IT8553237V0
(it)