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Application filed by Holzknecht FranzfiledCriticalHolzknecht Franz
Priority to IT04807/78ApriorityCriticalpatent/IT1102904B/en
Publication of IT7804807A0publicationCriticalpatent/IT7804807A0/en
Application grantedgrantedCritical
Publication of IT1102904BpublicationCriticalpatent/IT1102904B/en