Addo-x

Addo-x was a Swedish-based manufacturer of calculators and other business machines.

There aren't any objects involving Addo-x that have been photographed yet or maybe they have (had their pictures taken) but we can't show them to you right now.

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<ref name=CH>{{cite web |url=https://collection.cooperhewitt.org/people/68765147/ |title=Addo-x |author=Cooper Hewitt, Smithsonian Design Museum |accessdate=23 January 2026 |publisher=Smithsonian Institution}}</ref>