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Patent for innovations in telephone cables

Original title"Innovations in telephone cables"
Inventory number529
Category Patent
Period9 May 1901
Categories ProductsCables
Responsibility Pirelli, Giovanni Battista signatory
Sector and content Italian patent no. 59676 for innovations in telephone cables, filed by Pirelli & C. in Milan
Topic Cavi
NotesTitle attributed in the Historical Documents Register: "Photocopy Italian Patent no. 59676: innovation in paper-insulated telephone cables all under lead"