IT1235462B - Sistema telefonico individuale da applicare a telefoni pubblici
- Google Patents
Sistema telefonico individuale da applicare a telefoni pubblici
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Publication number
IT1235462B
IT1235462BIT8946305AIT4630589AIT1235462BIT 1235462 BIT1235462 BIT 1235462BIT 8946305 AIT8946305 AIT 8946305AIT 4630589 AIT4630589 AIT 4630589AIT 1235462 BIT1235462 BIT 1235462B
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Application filed by Valerio MaiolifiledCriticalValerio Maioli
Priority to IT8946305ApriorityCriticalpatent/IT1235462B/it
Publication of IT8946305A0publicationCriticalpatent/IT8946305A0/it
Application grantedgrantedCritical
Publication of IT1235462BpublicationCriticalpatent/IT1235462B/it