# Harry Duffner

> Swiss commercial-register person record from Swiss Graph (graph.swiss),
> sourced from the Swiss Official Gazette of Commerce (SHAB/SOGC).
> Canonical profile: https://graph.swiss/people/harry-duffner/3633265

## Registry facts

- Residence: Bräunlingen
- Nationality: DE
- Status: inactive

## Mandates (1)

- Studer Professional Audio AG (CHE-101.537.088) — limited joint signing authority (any two to sign) (company no longer active)

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Machine-readable variant of https://graph.swiss/people/harry-duffner/3633265: registry facts only.
Site overview for agents: https://graph.swiss/llms.txt