Private company
Svensk Grammofonindustri
Svensk Grammofonindustri is a Swedish company, founded in 1938.1
AB Svensk Grammofonindustri (SGI) var ett svenskt bolag inom grammofonskiveindustrin, också känt som "Skivfabriken i Bro".2 From the Swedish Wikipedia, CC BY-SA 4.0
Last updated Oct 21, 2026.
Sources
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