Stjärnsunds manufakturverk was a Swedish mechanical manufacturing company, most known for its production of clocks.
It was founded in 1700, in the town Stjärnsund near Hedemora, by inventor and industrialist Christopher Polhem (né Polhammar).
[1] Today, there is a company named Stiernsunds-ur which produces clocks according to Polhem's design, and performs repairs and maintenance on the originals.
[2] This article related to a manufacturing company is a stub.
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