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Ruota metallica, in particolare per cancelli scorrevoli, costituita da due dischi relativamente sottili di acciaio inossidabile (2) sagomati mediante stampaggio e fissati fra loro mediante una pluralità di organi di collegamento (14, 16). (Figura 1)
IT0003021991-12-061991-12-06Ruota matallica, in particolare per cancelli scorrevoli.
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Perhydroazacycloalka oe1,2-aaa imidazolderivat, fremgangsmaade til fremstilling deraf samt mellemprodikter til brug i fremgangsmaaden og fremgangsmaader til fremstilling af mellemprodikterne.