Ronan Tallec

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Issy les Moulineux, FR

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Patents Grantslast 30 patents

Information Patent Grant
Interface device between a public telephone and an external terminal
- Patent number 5,550,917
- Issue date Aug 27, 1996
- France Telecom Etablissement Autonome de Droit Public
- Ronan Tallec
- H04 - ELECTRIC COMMUNICATION TECHNIQUE