IT1092475B - Dispositivo avvisatore acustico piezoelettronico
- Google Patents
Dispositivo avvisatore acustico piezoelettronico
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Publication number
IT1092475B
IT1092475BIT19832/78AIT1983278AIT1092475BIT 1092475 BIT1092475 BIT 1092475BIT 19832/78 AIT19832/78 AIT 19832/78AIT 1983278 AIT1983278 AIT 1983278AIT 1092475 BIT1092475 BIT 1092475B
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Application filed by Guarneri AngelafiledCriticalGuarneri Angela
Priority to IT19832/78ApriorityCriticalpatent/IT1092475B/it
Publication of IT7819832A0publicationCriticalpatent/IT7819832A0/it
Application grantedgrantedCritical
Publication of IT1092475BpublicationCriticalpatent/IT1092475B/it