ECJ 4 June 2009, Pannon GSM Zrt. v. Erzsébet Sustikné Győrfi - European Review of Private Law View ECJ 4 June 2009, Pannon GSM Zrt. v. Erzsébet Sustikné Győrfi by - European Review of Private Law ECJ 4 June 2009, Pannon GSM Zrt. v. Erzsébet Sustikné Győrfi 18 2 European Review of Private Law