Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Cipriano FierafiledCriticalCipriano Fiera
Priority to IT93SP000013ApriorityCriticalpatent/ITSP930013A1/it
Publication of ITSP930013A0publicationCriticalpatent/ITSP930013A0/it
Publication of ITSP930013A1publicationCriticalpatent/ITSP930013A1/it
Questo apparecchio telefonico può diventare un trasmettitore e un ricevitore radio televisivo. Saranno in comunicazione con centrali che provvederanno a rafforzare la comunicazione con il telefono chiamato.
IT93SP000013A1993-06-031993-06-03Tolti i fili ai telefoni e modifiche accessorie.
ITSP930013A1
(it)
A home and small business phone system for operation on a single internal twisted pair line and methodology for operating the same a telephone system capable of operating on a single internal telephone line as commonly found in the home or small businesses