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Application filed by Ermanno FagginfiledCriticalErmanno Faggin
Priority to ITPD910009ApriorityCriticalpatent/IT1247227B/en
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Publication of ITPD910009A1publicationCriticalpatent/ITPD910009A1/en
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Publication of IT1247227BpublicationCriticalpatent/IT1247227B/en
ITPD910009A1991-01-151991-01-15Sound-absorbing panel with multilayer elastic membrane placed on dampers, particularly for road and railway barriers
IT1247227B
(en)