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IT8712011A1987-04-291987-04-29Apparecchiatura per formare catene per oreficeria e bigiotteria con maglie a scalare e/o differenti fraloro
IT1207866B
(it)
Apparecchiatura per formare maglie di catene per oreficeria e bigiotteria con sagome geometriche complesse a partire da elementi longitudinali sia a sezione costante che non costante