Article · Wikipedia archive · Last revised Jun 5, 2026

AB Addo

AB Addo was a Swedish engineering company which manufactured office machines. The company, based in Malmö, was founded in 1918. In 1966, it was incorporated into Facit, where it remained as a subsidiary until the early 1980s. Its products consisted mainly of adding machines, calculators, accounting machines, and data processing equipment.

Last revised
Jun 5, 2026
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Addo-X Adding Machine source ↗

AB Addo (Aktiebolaget Addo) was a Swedish engineering company which manufactured office machines.1 The company, based in Malmö, was founded in 1918. In 1966, it was incorporated into Facit, where it remained as a subsidiary until the early 1980s. Its products consisted mainly of adding machines, calculators, accounting machines, and data processing equipment.2

References

References

  1. "Malmö museers e-skrifter" (PDF). skanesmoderna.se. Archived from the original (PDF) on 30 July 2023. Retrieved 29 March 2021.
  2. "Kulturarv Malmö: Addo". malmo.se.