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Application filed by Vassallo Giuseppe Scapin BrunofiledCriticalVassallo Giuseppe Scapin Bruno
Priority to ITMI1983U23573UpriorityCriticalpatent/IT8323573U1/it
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Publication of IT8323573U1publicationCriticalpatent/IT8323573U1/it
ITMI1983U23573U1983-11-171983-11-17Innovazione dell'elettrofiltro onde renderlo realizzabile a celle curve sieno concentriche oppure a spirale.
IT8323573U1
(it)