Polygram Discos SARL

Portuguese division of Polygram. Chronology: Previously known as Phonogram Portuguesa S.A.R.L. from July 1974 until December 1978, Polygram Discos SARL was used from December 1978 until around 1986/1987, then renamed to Polygram Discos, S.A. (2) and again renamed in the late 1990s to Polygram Portugal S.A..