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Application filed by Hercules IncfiledCriticalHercules Inc
Priority to IT20446/80ApriorityCriticalpatent/IT1129735B/it
Publication of IT8020446A0publicationCriticalpatent/IT8020446A0/it
Application grantedgrantedCritical
Publication of IT1129735BpublicationCriticalpatent/IT1129735B/it
Anordning foer faestande av platta isolermaterial, i synnerhet vaermeisoleringsmattor eller -papp, pao tunnvaeggiga underlag, saosom plaoten i ventilationskanaler.