Categories International Conventions Geneva 29.10.1971 Post author By Post date October 19, 2013 Convention for the Protection of Producers of Phonograms Against Unauthorized Duplication of Their Phonograms. Also see: Laws: Validation International Convention: On the protection of phonographic producers against the non-licensed reproduction of their phonographic recordings, which took place in Geneva on October 29, 1971. ← Paris 24.07.1971 → Brussels 21.05.1974